Question

answer my question please ​

Answer 1

P(x) = x^4-2x^2-9x-9

g(x) = ?

r(x) = 3-2x

q(x) = x^2-x-4

P(x) = g(x) *q(x) +r(x)

x^4 - 2x^2 - 9x - 9 = g(x) * x^2- x-4 + 3-2x

x^4-2x^2-9x-9 - 3+2x = g(x)* x^2-x-4

x^4-2x^2-7x-12 = g(x)* x^2-x-4

g(x) = x^4-2x^2-7x-12/x^2-x-4

g(x) = x^2+x+3