Question

need help
Determine which polynomial has (x – 9) as a factor.
a. x^2-6x+9
b. x^2+16x+63
c. x^2+14x+45
d. x^2-12x+27

Answer 1

\[x^2-6x+9=(x-3)^2\]eliminate B and C because all terms are positive, you are left with ?

Answer 2

what do u mean b and c ...??

Answer 3

the options B and C

Answer 4

oh ok

Answer 5

I think its a ???

Answer 6

no, I told you how to expand A, and it is (x-3) times (x-3). (x-9) is not a factor of it.

Answer 7

oh ok

Answer 8

so it would be d ?? I think that's it but I don't now

Answer 9

yes, D is correct.