# Solving functions

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Given f(x)= 4x squared - 3x + 2 and g(x)= 3x - 2, find each of the following. simplify the expression if possible.

a. f(-5)

b. f(x+h) - f(x)/ h

c. (f o g)(x)

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#### Solution Preview

a) f(-5) = 4 * (-5)^2 - 3*(-5) + 2 ( replacing x by -5)

= 100 + 15 +2

= 117.

b) f(x+h)-f(x)/h = ...

#### Solution Summary

Simplified functions are expressed.

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