Question

Let f(x) = x + 7 and g(x) = x − 4. Find f(x) ⋅ g(x)

Answer 1

the rule is
\[(f.g)(x)=f(x).g(x)\]
so
\[f(X).g(x)=(x+7)(x-4)=x^2-4x+7x-28=x^2+3x-28\]

Answer 2

Ahh, thanks!!!

Answer 3

Thanks for the medal!