Question

please help me factor this quartic polynomial!! and explain how pls! i tried to start it

Answer 1

FOIL method
First:
u squared times u squared equals to u to the fourth.
Outer and Inner:
8u squared + u squared equal 9u squared. Remember, the exponents don't change when adding!
Last:
8 times 1 equals 8

Answer 2

4 (u^2+8)x(u^2+1) try that