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author: catrina coffey

catrina coffey
  • ap calculus review: derivatives of inverse functions

    one of the trickiest topics on the ap calculus ab/bc exam is the concept of inverse functions and their derivatives. in this review article, we’ll see how a powerful theorem can be used to find the derivatives of inverse functions. then we’ll talk about the more common inverses and their derivatives. what are inverse functions?…

  • how to get straight a’s | video post

    want to improve your grades? (okay, who doesn’t?) wondering how to get straight a’s? let’s talk about the top study hacks to get you from b’s to a’s.

  • themes across apush: voting rights

    welcome to our blog post on apush themes: voting rights! the focus this week will be for you to practice the skill of identifying changes and continuities throughout u.s. history, using voting rights as our example.