Question

Simplify: If P(x) = 3x2 - 7x + 4 and Q(x) = -5 + 8x

Answer 1

P(X)=(X-1) (3x-4)
3x^2+4=p(x)+7x

Answer 2

this is what the question is and i dont really understand it :/

If P(x) = 3x2 - 7x + 4 and Q(x) = -5 + 8x
a. P(-6)
b. P(x) + Q(x)
c. P(x) – Q(x)