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author: peter poer

peter poer
peter helps make sure magoosh students have the best possible content. a proud arizona wildcat and teach for america alum, he worked as an instructional coach before getting an mba at berkeley’s haas school of business. he is passionate about student achievement and educational equity. also prime numbers. peter enjoys cooking, running (slowly), and going to bed comically early.

  • ap calculus review: average rate of change

    calculus is the study of motion and rates of change. in fact, isaac newton develop calculus (yes, like all of it) just to help him work out the precise effects of gravity on the motion of the planets! in this short review article, we’ll talk about the concept of average rate of change. we’ll also…

  • ap calculus review: discontinuities

    what’s a discontinuity? any point at which a function fails to be continuous is called a discontinuity. in fact, there are various types of discontinuities, which we hope to explain in this review article. points of discontinuity the definition of discontinuity is very simple. a function is discontinuous at a point x = a if…

  • common derivatives on the ap calc exam

    you know you’ll have to know your derivatives inside and out in order to score high on the ap calculus exam. but what are the most common derivatives you’ll see on the test? in this short article, we’ll let you in on the secret! know the basics first of all, it’s very important to have…