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The limit definition of derivative can be used to find derivatives. It comes out messy, and often complicated, but it will work. I advice you to use your parenthesis. http://www.cincalculus.com/content/limit-definition-derivative Visit the link above to see the extra examples.

Adding and subtracting can be tricky especially when it deals with negative numbers. I hope to make it easier to understand with this video. Please comment and subscribe and leave a comment. Take care!

This video explains what a derivative is and gives basic examples.

Whenever we have a limit of an undeterminable form we have to simplify or modify the equation to find the limit. There are 3 methods mentioned in this video. Algebra, L'hopital's rule, and factoring.

Evaluating limits of functions and looking at the limit from the left and the limit from the right. Learn why we can't divide by zero.

Find out what a limit is, and how limits work by examining graphs.