Question

Check whether $x^{2}-9$ is a factor of $2x^{5} +2x^{3}-3x^{2}+144x-3x^{4}+9$. Justify. And please use long division method.

Answer 1

Answer:

no

Step-by-step explanation:

in x^2-9=0

x=3

2(3^5)+2(3^3)-3(3^2)+144(3)-3(3^4)+9

496+54-27+432-243+9

550-305-234

550-539

11

Answer 2

This is the answer for ur question