PLEASE HELP NUMBER 3!!! SHOW HOW IF ABLE

Answer:
88x^2 - 123x^2 - 1114x + 84
Step-by-step explanation:
Distribute f and g so you get f(x) * g(x)
That becomes (8x^2-7x-14) * (11x-6)
Distribute that:
88x^3 - 77x^2 -156x - 46x^2 + 42x + 84
88x^2 - 123x^2 - 1114x + 84