Cyndi P's Enrolled Lessons
2 minFREESports lessonFree2 CQ
Hit a forehand shot like Nadal or Federer in four basic steps! This quick tennis lesson covers the semi-western grip, which gives extra topspin.
7 minWriting lesson4 CQ
Learning how to write a great essay doesn’t just ensure good grades—it also improves your reasoning skills and makes your arguments more persuasive!
6 minCalculus lesson4 CQ
Take the confusion out of limits with integralCALC! Learn how to solve for limits and infinite limits, and what to do in the event of a point discontinuity.
2 minCalculus lesson2 CQ
You've got a graph, but how do you know whether or not it represents a function? Use the vertical line test! Learn the test, then practice on several examples.
5 minFREECalculus lessonFree3 CQ
Lost in the world of calculus? Start at the beginning by learning about functions - number ‘machines’ that serve as the basis for all of calculus.
5 minCalculus lesson3 CQ
Take your calculus skills to the limit! Learn how to find the left-hand and right-hand limits, and then use those to prove that the general limit does not exist.
8 minCalculus lesson5 CQ
Calculating the derivative of a function is easier than taking the definition of the derivative! LeThis lesson teaches you the process for solving derivatives.
3 minCalculus lesson2 CQ
Understand derivatives with help from this lesson on difference quotients. See how to plug in values and functions and then simplify confusing equations.