Request Tutoring Info
Please enter name
Please enter email
Please enter phone
Please enter details
Eastchester Pre Calculus tutors

Book Top-Rated Pre Calculus Tutors Near Me In Eastchester, NY

Our Eastchester Pre Calculus tutors are top college students and graduates from local area universities. They have an average GPA of 3.5 or higher in their areas of tutoring specialization. At Frog Tutoring, we work with students in all grade levels and our Eastchester private Pre Calculus tutors provide customized one on one in-home tutoring through our proven three step approach to academic success.

1.Bring student up to speed by reviewing past work to ensure they are not missing any important concepts that might affect their abilities to learn future lessons. 2. Keep student ahead of the class by using the teachers lesson plan, textbook, and online curriculum to cover lessons before it is taught in class. 2. Reinforce key concepts they might have missed. This ensures they will never be behind again. Your tutor will also help with organization, study skills, and note taking strategies.
Your Eastchester area Pre Calculus tutor will also track student progress through detailed session reports which will be available to you at the end of each tutoring session. If it is okay with you, your tutor will contact your child's teacher, for K-12, to get a more detailed understanding of what they are struggling with and also to make sure that he/she and the teacher are both on the same page in their approach to tackling the problem.

Browse our list of qualified Pre Calculus tutors below. If you are in need of an Pre Calculus tutor in Eastchester, please call us or simply go to the tab above and Request a Tutor and let us help provide the understanding and assistance needed for success.

Read more... Read less
cnn cbs boston miami fox news

List of High-Achieving Pre Calculus Tutors Near Me In Eastchester, NY For In-Person & Online Tutoring


How it works

tutors, tutoring, tutoring service, tutoring services, homework help, private tutors, home tutors

Request any tutor by submitting a form

tutors, tutoring, tutoring service, tutoring services, homework help, private tutors, home tutors

Speak with our enrollment advisor to get your questions answered

tutors, tutoring, tutoring service, tutoring services, homework help, private tutors, home tutors

Get connected with your private in-person or online tutor

Our Students and Parents Love Us
as Much as We Love Them

">
DM
Knowledge
Presentation

{not commented yet}she was very knowledgeable and patient with my daughter

">
JN
Knowledge
Presentation

Robert has been excellent and extremely helpful to my son. He is also flexible and has been willing to meet with my son prior to his exams for tutoring. MY son started the semester with a D and has increased his to a B. Thank you Robert!

">
TA
Knowledge
Presentation

Alex has thoroughly enjoyed the sessions and found them to be very helpful. I am really happy with the feedback and the communication. Wouldn't hesitate to recommend.

">
JY
Knowledge
Presentation

Rosemary was super helpful going over some of the concepts that were tricky, and helped explain the content well.

">
HM
Knowledge
Presentation

Super helpful and willing to adjust to my learning habits. I really enjoy our time working together as the preparation from her end is very noticeable and appreciated.

">
LC
Knowledge
Presentation

Great tutoring session!

">
JC
Knowledge
Presentation

Sarah is our 5th tutor we have used on Frog tutoring. In just one short month of tutoring my child with ADHD, she has improved his math grade from a C to an A-!! We are so happy for the progress our child has made with Sarah’s help, and we will definitely continue to use her as our child’s...

">
JL
Knowledge
Presentation

{not commented yet}The sessions are going well and I am understanding the material . The information is clear , which I love.

">
RG
Knowledge
Presentation

Overall, AJ was absolutely amazing. I didn’t understand almost anything in physics and he made it seem like elementary grade stuff, overall was amazing and I will miss him

">
KB
Knowledge
Presentation

Ali is an amazing tutor always willing to help me on my school assignments and is a very down-to-earth person.

">
JD
Knowledge
Presentation

good tutor

">
KB
Knowledge
Presentation

Looking forward to meeting you.

">
AN
Knowledge
Presentation

Joyce has been great in helping me review topics for the NCLEX

">
SM
Knowledge
Presentation

Ryan in very knowledgeable on the topics I was needing help with. He is professional and works around your schedule. The best tutor I have had on frog tutoring.

">
RW
Knowledge
Presentation

Good tutor

">
RW
Knowledge
Presentation

Never partnered so unable to rate accurately but frog tutors are great so why not give a 5

">
OS
Knowledge
Presentation

patient and knowledgeable

">
Dm
Knowledge
Presentation

{not commented yet}Hayeon Lee is fantastic !
Very knowledgeable and wonderful to work with.
She is kind and is very easy to learn from.
Thank you for finding her.
We have another session Tuesday but I have to reschedule
Perhaps Wednesday?

">
DY
Knowledge
Presentation

Very encouraging and funny. He makes learning fun and teaches in a very simple, easy way to understand.

">
MP
Knowledge
Presentation

Pamela is wonderful! She's the perfect fit for my son! She's very engaging and makes tutoring fun for him

">
HB
Knowledge
Presentation

{not commented yet}
Vince is very happy with this tutor.

">
RF
Knowledge
Presentation

{not commented yet}Jaelynn Cafourek's accomplished computer skills and college training make her a very valuable asset to those who need a professional with their studies.I highly recommend her and her excellent attitude, and clear ability to connect with others and their specific learning...

">
JS
Knowledge
Presentation

Carolle is an excellent tutor. She explains things well, sends me frequent reminders of what I learned during the week, and is altogether a pleasure

">
DR
Knowledge
Presentation

Jeff was extremely knowledgeable and helpful. Deep industry knowledge in running in investment firm and very solid resource. Thank you!

">
MV
Knowledge
Presentation

{not commented yet}
Joyce is very knowledgeable and helpful.

">
TS
Knowledge
Presentation

A very smart individual, has great knowledge to cover the stuff needed based off your preference.

">
RF
Knowledge
Presentation

{not commented yet}Craig has been a big help with helping me learn how to use the internet, navigate a job search and I have learned quite a bit in a shot time.

">
DY
Knowledge
Presentation

Makes learing fun!

">
OT
Knowledge
Presentation

Matthew and I concentrated on financial statements in my CFA Level 1 curriculum. He was extremely knowledgeable and, with his own industry experience, he was very effective at providing real-life examples that made it easier to understand the concepts.

">
Ma
Knowledge
Presentation

He is a great tutor. He knows the topics very well and explains them easily. My only complaint is that his handwriting is somewhat messy. All in all, he is a great SAT tutor for English and math.

">
MB
Knowledge
Presentation

Awesome! he and my son work great together! My Son won't work with anyone else.

">
IB
Knowledge
Presentation

Gurleen is AMAZING!!!!!! She is the best tutor you will find on here. She is very knowledgeable on chemistry and will help you work through so many problems despite them being very challenging. Gurleen helps with retaining the knowledge and provides notes and practice problems as well. if you need...

">
RH
Knowledge
Presentation

Dana is very knwoedgable, especially with anatomy. I was a earning around an 80-84 percent(C) in my medical program exams. With Dana's assistance and vast knowledge in this subject I have passed a written exam AND a practical with a 92(A)!!! Dana positively encourages/challenges her students...

">
LC
Knowledge
Presentation

Sunita Woodcheke has not only demonstrated an extraordinary commitment to my child's academic progress but has also exhibited remarkable patience, enthusiasm, and expertise in their teaching approach. Through personalized lessons and tailored guidance Sunita has fostered a supportive learning...

">
SM
Knowledge
Presentation

Kevin is knowledgeable about math, and he knows how to teach. I’m very rusty on my skills, but he’s been nothing but patient with me. He absorbs my weaknesses and focuses on what I need help with. I appreciate all he’s done so far.

">
TG
Knowledge
Presentation

McKenna has done a great job of working with my daughter on geometry.

">
TM
Knowledge
Presentation

school rating and grades improved.

">
NC
Knowledge
Presentation

I am so happy with this tutoring, my son is engaged all the time. He loves to work in the computer and the activities that they do during the tutoring. She used many different way and form in order to keep him engaged.

">
EC
Knowledge
Presentation

Annie is great!!!!

">
EC
Knowledge
Presentation

Madi is fantastic!!

">
NT
Knowledge
Presentation

I don't sit next to my 9yo during sessions, and this is the first time I ever used a tutor. I can tell you that using a tutor eliminates all the fighting and whining from my kid about doing homework which makes me very happy. They get a lot done during an hour. The tutor is focused, prepared,...

">
PM
Knowledge
Presentation

Fabulous. Olivia is engaging, knowledgeable, and a delight to work with. Highly recommend. Always punctual. Always reliable. Always helpful. Competent with both homework help and direct instruction.

">
CH
Knowledge
Presentation

Extremely knowledgeable and gave direct examples of certain concepts I had trouble with. He also helped assess some of the specific terminology that I need to look for on the exam.

">
TG
Knowledge
Presentation

Chigbo explains concepts in a way that makes it easy to understand. My daughter's understanding and confidence had a real boost in just two days.

">
JE
Knowledge
Presentation

Matthew was very knowledgable in the CFP topics and is very flexible with his ability to review materials and go through the questioning.

">
KK
Knowledge
Presentation

Ivan is absolutely amazing with his knowledge, He is my tutor for college level pre-calculus and I can confidently say that I would not be able to get through my class without ivans help with the class material. He has great patience and will explain and walk you through each problem until you need...

">
AC
Knowledge
Presentation

Very encouraging and goes at a good pace which has been immensely beneficial. Very punctual, there's never been any issues with scheduling. Overall, I have been enjoying my sessions and I look forward to more as he helps me prepare for my ACT.

">
CP
Knowledge
Presentation

Taitana Has tutored my daughter in math and english, she has my daughter think differently in problem solving and expanded her vocabulary. She never gives you the answer but helps you solve a problem together for my daughter to understand why the problem or word is not correct. Will request her...

">
NB
Knowledge
Presentation

So far so good

">
ER
Knowledge
Presentation

Very encouraging, and I enjoy working with her

Qualification and Certification of Pre Calculus Tutors Near Me In Eastchester, NY


  • Undergraduate
  • Bachelor degree holders
  • Master degree holders
  • Ph.D. holders
  • Teaching Certification
  • Professional Certificate
  • Background checks
  • Tutoring experience
  • Continuous education
  • FrogTutoring verification certification

Eastchester, NY Pre Calculus Tutoring Rates


  • Price range from $37/hr - $65/hr
  • Rates vary based on the type of tutoring, methods used, and the number of hours required.
  • Contact our enrollment team to receive your personalized rate.

Tutoring Methods of Our Private Tutors In Eastchester, NY


  • In-person/in-home tutoring
  • Online tutoring
  • One-on-one tutoring
  • Group lessons tutoring.

Tools We Use For Online Pre Calculus Tutoring


  • Zoom
  • FrogTutoring custom online tutoring platform
  • The Lesson space

Our Pre Calculus Clientele In Eastchester, NY


  • High school students
  • Middle school students
  • College students
  • Adults
  • Special needs students

Tutoring Locations For Pre Calculus In Eastchester, NY


  • Student homes
  • Public Libraries
  • Eastchester neighborhoods and suburbs

Sign up now for our one-on-one private Pre Calculus tutoring in Eastchester, NY


Eastchester, NY Tutoring FAQ

What are the best tutoring services available in Eastchester, NY?

In Eastchester, NY, FrogTutoring offers highly personalized and effective tutoring services. Our experienced tutors provide one-on-one sessions and tailor their teaching to students' individual learning styles and needs. We cover a wide range of subjects and grade levels, ensuring that each student receives the best support to achieve their academic goals.

How can I find a qualified tutor for my child in Eastchester?

Finding a qualified tutor in Eastchester is as simple as visiting FrogTutoring's website. We employ tutors who excel in their subject areas and have a passion for teaching. Parents can browse tutor profiles, read reviews, and schedule sessions conveniently online. This ensures you find a tutor who not only is qualified but also aligns with your child's academic needs and personality.

Are there any customized tutoring programs in Eastchester, NY?

FrogTutoring offers customized tutoring programs in Eastchester, NY, designed to meet the unique needs of each student. After an initial assessment, a tailored learning plan is developed, focusing on the student's strengths and addressing their challenges. Our flexible scheduling and personalized approach help students maximize their learning potential.

What subjects are covered by tutors in Eastchester, NY?

Tutors in Eastchester, NY, provided by FrogTutoring, cover a comprehensive range of subjects, including mathematics, science, English, history, and foreign languages at various academic levels, from elementary school to college. We also offer test preparation for standardized exams such as the SAT, ACT, and state assessments.

Is online tutoring available for students in Eastchester?

Yes, online tutoring is readily available for students in Eastchester through FrogTutoring. Our virtual learning platform enables students to connect with expert tutors regardless of their physical location. Online sessions are interactive and equipped with tools like video chat, shared whiteboards, and file-sharing to mimic the benefits of in-person tutoring.

How can I get homework help for my child in Eastchester, NY?

FrogTutoring provides homework help in Eastchester, NY. Our tutors assist students in understanding their homework assignments, fostering strong study habits, and developing problem-solving skills. Parents can schedule homework help sessions online for timely assistance with challenging assignments or to reinforce classroom learning.

Are there tutoring options for special needs students in Eastchester?

FrogTutoring in Eastchester offers specialized tutoring options for special needs students. Our tutors are trained to work with learners with various educational challenges and disabilities. By developing individualized strategies and using appropriate educational tools, we create supportive learning environments that cater to the specific requirements of special needs students.

Can I find exam preparation tutors in Eastchester, NY?

Absolutely, FrogTutoring provides exam preparation tutors in Eastchester, NY. Whether you're preparing for midterm exams, finals, or standardized tests like the SAT or ACT, our tutors can help you review content, learn test-taking strategies, and build the confidence needed to excel on exam day.

What are the advantages of private tutoring in Eastchester?

Private tutoring in Eastchester through FrogTutoring offers many advantages, such as personalized attention, customized learning plans, and flexible scheduling. Tutors focus on each student's individual needs, allowing for a more efficient learning process. Private tutoring can also increase confidence, improve academic performance, and provide a supportive environment for asking questions and overcoming educational challenges.

How do I choose the right tutor for my child in Eastchester?

To choose the right tutor for your child in Eastchester, consider your child's academic needs, learning style, and personality. With FrogTutoring, you can review detailed tutor profiles, check their qualifications, experience, and teaching methods. You can also schedule a consultation to ensure the tutor is the perfect match for your child. Compatibility and a proven track record of successful tutoring are key factors.

Pre Calculus FAQ

What are the key topics covered in Pre Calculus tutoring?

Pre Calculus tutoring typically covers key mathematical concepts such as functions and their properties, polynomial and rational functions, exponential and logarithmic functions, trigonometry and the unit circle, sequences and series, and sometimes an introduction to limits and derivatives to prepare students for calculus.

How can Pre Calculus tutoring help improve my math skills?

Pre Calculus tutoring can significantly improve your math skills by providing personalized instruction that targets your specific weaknesses, focusing on problem-solving strategies, reinforcing foundational mathematical concepts, and preparing you for the analytical thinking required in calculus and other higher-level math courses.

What should I look for in a good Pre Calculus tutor?

A good Pre Calculus tutor should have a strong understanding of mathematical concepts, excellent communication skills to explain complex topics clearly, patience, the ability to customize lessons to the student's learning style and pace, and a track record of helping students succeed in Pre Calculus.

Is Pre Calculus tutoring worth it for students planning to study STEM?

Yes, Pre Calculus tutoring is particularly beneficial for students planning to study STEM (Science, Technology, Engineering, and Mathematics) as it strengthens their mathematical foundation, prepares them for the rigors of college-level calculus, and is essential for success in many STEM courses.

Can Pre Calculus tutoring be done effectively online?

Absolutely, Pre Calculus tutoring can be conducted effectively online using virtual meeting platforms that provide whiteboard functionality, screen sharing, and real-time communication, allowing for interactive sessions that can replicate the experience of in-person tutoring.

Common Questions on Pre Calculus Tutors

What topics are covered by a precalculus tutor?

A precalculus tutor typically covers a variety of topics including functions and their properties, polynomials, rational expressions, exponential and logarithmic functions, trigonometry, complex numbers, conics, and sequences and series. They also focus on improving problem-solving skills and mathematical thinking in preparation for calculus courses. Ready to enhance your understanding of precalculus? Click here to request a tutor or learn more about our services.

How can a precalculus tutor help improve my grades?

A precalculus tutor can help improve your grades by providing personalized attention, clarifying concepts you might be struggling with, helping you master fundamental skills, showing you problem-solving strategies tailored to your learning style, and preparing you for tests and exams. Boost your precalculus grades today! Click here to request a tutor.

How do I find the best precalculus tutor for my needs?

To find the best precalculus tutor for your needs, consider factors such as the tutor's expertise in precalculus topics, teaching experience, availability, teaching style, and ability to tailor sessions to your individual goals. FrogTutoring offers a selection of qualified tutors to match your specific needs. Discover the ideal tutor for your learning style and objectives. Click here to explore our services.

What are the benefits of online precalculus tutoring versus in-person tutoring?

Online precalculus tutoring offers flexibility, accessibility, and convenience, allowing you to learn from anywhere at any time. It also provides access to a broader range of tutors, potentially including experts in specific topics. In-person tutoring provides a more personal connection and potentially more hands-on help. Whichever you prefer, FrogTutoring has options for you. Get the support you need by clicking here to request a tutor.

Can precalculus tutoring help with SAT/ACT math preparation?

Yes, precalculus tutoring can be very beneficial for SAT/ACT math preparation, as it reinforces key mathematical concepts and problem-solving skills that are vital for these standardized tests. A qualified tutor can guide you through practice problems, test-taking strategies, and review the math topics covered on the SAT/ACT exams. Prepare for your SAT/ACT with confidence! Click here to learn more about our tutoring services.

Eastchester, NY Neighborhoods We Service

Eastchester, a town in southern Westchester County, New York, encompasses a number of distinct neighborhoods, each with its unique charm and character. Known for its excellent schools, close-knit community, and its proximity to New York City, Eastchester boasts a variety of living experiences within its borders.

The town's neighborhoods include:

Bronxville Heights: Located in the northwest section of Eastchester, Bronxville Heights borders the prestigious Village of Bronxville. This area is characterized by its quiet, tree-lined streets and lovely single-family homes, offering residents a peaceful suburban atmosphere.

California Ridge: This neighborhood, situated on a hill in the northeastern part of town, provides stunning views of the surrounding areas. California Ridge features a mix of architectural styles, from charming Cape Cods to larger, more modern homes, reflecting the area's development over a number of decades.

Chester Heights: Tucked away in the southern section of Eastchester, Chester Heights enjoys a reputation for its quaint and historic ambiance. It is a tight-knit community known for its classic suburban layout, traditional homes, and the Chester Heights Park, which provides a green space for residents.

Green Knolls: Located close to the Scarsdale border, Green Knolls is known for its spacious properties and convenient access to shopping and public transportation. The neighborhood exudes an appealing blend of convenience and suburban comfort.

Hickory Hill: This serene residential community is characterized by its upscale homes and manicured lawns. Hickory Hill's tranquil setting and elegant housing options make it one of Eastchester's more desirable neighborhoods.

Huntley Estates: Another attractive neighborhood in Eastchester is Huntley Estates. With its selection of gracious homes and well-kept grounds, this community appeals to families looking for a friendly and inviting environment.

Interlaken: Interlaken offers a unique mix of homes, including waterfront properties along the shores of Lake Innisfree. This secluded neighborhood is ideal for those seeking a peaceful retreat from the bustling city life.

Lake Isle: As the name suggests, this neighborhood centers around Lake Isle, a focal point for recreation and leisure in Eastchester. The area includes both private homes and condominium complexes, as well as the popular Lake Isle Country Club.

Twin Lakes: Named after the two lakes within its vicinity, Twin Lakes provides a picturesque setting for its residents. The neighborhood's charm is amplified by the presence of nature trails and parks, giving it a distinctly rural feeling despite its suburban location.

Each neighborhood in Eastchester offers its own slice of suburban life, with community events and local amenities that cater to the desires and needs of its residents. Whether one is seeking a bustling area with easy access to downtown areas or a quiet street with a countryside feel, Eastchester's diverse neighborhoods provide a place to call home for a wide variety of individuals and families.

About Eastchester, NY And It’s Education Institutions

Eastchester, NY, a town located in Westchester County, boasts a rich history and a vibrant community, making it an attractive place to live, work, and study. Founded in 1664 by ten families from Fairfield, Connecticut, Eastchester has grown significantly from its origins as a farming community. Today, it has a population of approximately 33,000 residents who take pride in their town's blend of suburban charm and historical significance. Notable landmarks within Eastchester include the Marble Schoolhouse, built in 1835, and the Eastchester Town Hall, which provides a glimpse into the area's past. The town's historical journey is celebrated every year during the Eastchester Day Parade, which fosters a strong sense of community among residents.

Education is a cornerstone of community life in Eastchester. The town is served by the Eastchester Union Free School District (Eastchester UFSD), which includes top-ranked public schools such as Eastchester Senior High School, Eastchester Middle School, and several elementary schools like Greenvale and Anne Hutchinson. These institutions are known for their academic excellence and offer a variety of educational resources to students, such as advanced placement courses and extracurricular activities that cater to different interests and talents. Parents seeking private education options can turn to institutions like The Chapel School, which offers another high-quality educational choice for families. The town's commitment to education is also evidenced by its public libraries, which provide learning and literacy programs for students of all ages.

While Eastchester does not host any universities within its borders, its residents have access to higher education opportunities in nearby cities and towns. Moreover, the Eastchester School Foundation, a non-profit organization, supports educational initiatives and provides grants for innovative programs that enhance the learning experience within Eastchester schools. The collaborative efforts between schools, local organizations, and families help maintain the town’s tradition of valuing education and contribute to the overall well-being and development of its younger population. This emphasis on learning, combined with Eastchester’s historical roots and community spirit, makes the town a unique and enriching place to call home.

Students at These Eastchester, NY Schools Excel with Our Tutoring

Eastchester, NY, boasts a diverse array of educational institutions that consistently deliver high-quality education to students. The following is a sample list of top schools in Eastchester, where students have significantly benefited from our tutoring services. This list represents a mixture of both private and public schools within the area and showcases our commitment to enhancing academic performance across various educational settings. Please note that this is not an exhaustive list but rather a snapshot of the educational landscape, aimed at highlighting some of the schools we've successfully partnered with.

Public Schools:

Eastchester Senior High School Eastchester Middle School Anne Hutchinson School Greenvale School Waverly Early Childhood Center

Private Schools:

Immaculate Conception School The Ursuline School Iona Preparatory School The Chapel School Annunciation School

Please note that some schools may not always maintain updated websites or may reorganize their online presence, so if you're having trouble with any of the links, a quick search for the specific school or a visit to the Eastchester school district website might provide more current contact information and web addresses.

About Pre Calculus & Pre Calculus Tutoring

Pre Calculus is a course and field of study that acts as a bridge between algebra and calculus, encompassing all of the basic concepts required to understand the more complex ideas found in calculus. It typically covers a variety of topics including functions, complex numbers, vectors, matrices, sequences, series, and trigonometry. Precalculus is designed to prepare students for the study of calculus, building a strong mathematical foundation that is essential for success in higher mathematics.

There is no one single type of Pre Calculus, but it usually includes Algebraic and Trigonometric Pre Calculus. The algebraic component focuses on polynomial, rational, exponential, and logarithmic functions, plus an understanding of expressions and equations, while the trigonometric part covers the study of triangles, sinusoidal functions, and their applications.

Related entities to Pre Calculus include Algebra I and II, Geometry, and Trigonometry, which lay the groundwork for the complex concepts introduced in Pre Calculus. It is also directly connected to Calculus I, often taken immediately after Pre Calculus, which delves deeper into limits, derivatives, and integrals.

When tutoring someone who struggles with Pre Calculus, the best strategy is to be patient, understand the learner's specific challenges, and then break down the complex concepts into smaller, more manageable parts. Regular practice with real-life applications can also help make the abstract concepts more tangible. Encouraging the use of graphical and numerical approaches alongside analytical methods can provide a fuller understanding of the material.

The most common concepts in Pre Calculus are those relating to functions—such as domain and range, composition, inversion, and transformation of functions—as well as an understanding of trigonometry, including the unit circle, trigonometric identities, and graphing trigonometric functions. Concepts related to sequences and series, particularly arithmetic and geometric sequences, are also frequently encountered.

As for difficulty, many students find the abstract nature of series and sequences challenging, especially when moving on to infinite series and special series like the Fibonacci sequence. In addition, the study of limits, although more closely associated with calculus, often begins in Pre Calculus, and it requires students to grasp the concept of approaching a specific value without necessarily reaching it. Trigonometric identities and solving trigonometric equations can also be particularly difficult due to their complexity and the exactness required in their manipulation.

In conclusion, Pre Calculus is a comprehensive subject that sets the stage for calculus and further studies in mathematics. Its concepts are foundational, and mastery of them is crucial for any student looking to advance in the mathematical sciences. With the right tutoring strategy and plenty of practice, even those who struggle can achieve a solid understanding of Pre Calculus concepts.