Question

divide p(x) by g(x) where p(x) = x + 3x^2 - 1 and g(x) = 1 + x

Answer 1

I can solve it if p(x) = 2x+3x^2-1!

(3x^2+2x-1)/(x+1)
= (3x-1)(x+1)/(x+1)
= (3x-1)