F(x)= 6x + 6, g(x)= 2x - 9 find fg
f(x)=6x+6g(x)=2x-9fg(x)=f(x)*g(x)=(6x+6)(2x-9)=12x²-54x+12x-54=12x²-42x-54Answer: fg(x)=12x²-42x-54