If s (x) = 2x2 + 3x - 4, and t (x) = x + 4 then s (x) · t (x) =

Question

Aleah Forbes

Mathematics

22 June, 15:27

If s (x) = 2x2 + 3x - 4, and t (x) = x + 4 then s (x) · t (x) =

+5

Answers (2)

Know the Answer?

Patricky · Answer 1

2x^3+11x^2+8x-16 ...

Andre Cowan · Answer 2

You simply multiply the two and distribute to solve. I am starting with t (x) because I think it is easier.

(x+4) * (2x^2+3x-4)

2x^3+3x^2-4x+8x^2+12x-16 (distribute)

2x^3+11x^2+8x-16 (combine like terms)