magoosh blog | high school
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author: catrina coffey

catrina coffey
catrina graduated from rider university with a b.a. in english. she’s been helping students prepare for standardized tests since 2011. in her spare time, you can find her reading anything within arms’ reach, playing video games, correcting grammar, or studying word derivations. (did you know that procrastinate comes from the latin word cras, which means “tomorrow”?)

  • sat diagnostic test: how will you score on the sat?

    wishing you had an sat score predictor? try magoosh’s sat diagnostic test to get a sense of where you are in your studies, and the best ways to prepare.

  • 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…