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New! - Multiplication game - catch the hodag!


Adding and subtracting with negatives activity


Factoring Game


How to solve:
Problem: If f(x) = 3x2, find f'(4).
If f(x) = xn, then f '(x) = n·xn - 1.
Use this to find the derivative, f '(x).:
f(x) = 3x2
f'(x) = 2·3x1 = 6x.
Substitute 4 for x to find f '(4): f'(4) = 6·4 = 24.

Here's one to try:

      






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(Starts timer)
     




              





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