Question

PLEASE EXPLAIN

Which of the following polynomials has x+2 as a factor?

A) x^2 +4
B) x^2 -2x +1
C) 2x^2 -2x +1
D)x^3-6x^2+11x-6
E) 2x^2 + 10x^2 +10x -4

Answer 1

what do you think

Answer 2

lets start with A

Answer 3

x^2+4=0

Answer 4

x^2=-4

Answer 5

x=sqrt(-4)

Answer 6

+/-2i

Answer 7

so A isn't an answer

Answer 8

try factoring B

Answer 9

I tried that but none of them were the answer

Answer 10

they say the answer is E, but i didn't get that

Answer 11

can you factor e for me please?