I need to know how to find what g(x) and f(x) equal to

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23 votes

Solution:

Given;

$\begin{gathered} f(x)=x^2+3x-4 \\ \\ g(x)=x+5 \end{gathered}$

The product of the function is;

$\begin{gathered} f(x)\cdot g(x)=(x^2+3x-4)(x+5) \\ \\ f(x)\cdot g(x)=x^3+8x^2+11x-20 \end{gathered}$

CORRECT OPTION:

$\begin{equation*} x^3+8x^2+11x-20 \end{equation*}$

Dariom answered Jan 2

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