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    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)

    © BrainMass Inc. brainmass.com March 4, 2021, 5:47 pm ad1c9bdddf
    https://brainmass.com/math/algebra/simplified-functions-expressed-11043

    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.

    $2.19

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