So, if an AP Calculus student gets the prompt of “second derivatives,” they could make a meme that reinforces the concept that d^2y/d^2x, a more complex way of denoting a second derivative ...

Zhang was one of 270,000 students worldwide to have taken the AP exam in May 2022, when he was just a sophomore. About 20% of students who took the test at the time earned a score of five, the ...