Question

Find f(x).g(x) if f(x) = 3x+11 and g(x)= -2x+7

Answer 1

f(x)·g(x) = -6x² -x +77

Explanation:

Given:

f(x) = 3x + 11

g(x) = -2x+7

f(x) * g(x) = (3x+11)*(-2x+7)

= -6x²+21x-22x+77

= -6x² -x +77