Khan Academy Static

This may blow your mind, but the derivative of a function is a function in itself! Get comfortable in thinking about the derivative as a function that is separate from, but tightly related to, its original function.

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5942_The_graphical_relationship_between_a_function_its_derivative_part_2_.html

5943_Matching_functions_their_derivatives_graphically.html

5941_The_graphical_relationship_between_a_function_its_derivative_part_1_.html