# Definition of derivative

Let f(x) be a continuous function of one variable.

a) Give the definition of the derivative.

b) Use this definition to find the derivative of f(x)=x^2+2x-5

c) Evaluate f'(2)

https://brainmass.com/math/derivatives/definition-of-derivative-4032

#### Solution Summary

In this problem we give the mathematical definition of the derivative. We illustrate how this definition is used with an example.

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