# college algebra

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f(x)=x^2-4x-2
g(x)=x+7 what is the function using (f.g)(x) my answer is x^3-3x^2-30x+14 is this the correct answer

• college algebra -

Multiplying x^2 - 4x - 2 by 7 = 7x^2 -28x -14

Note sign error.

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