Question

NO LINKS Factor
`x^2-6x-27`

A.
`(x+9)(x-3)`
B.
`(x+1)(x-27)`
C.
`(x+3)(x-9)`
D.
`(x+27)(x-1)`

Thank you

Answer 1

C. (x + 3)(x - 9)

Explanation:

x^2 - 6x - 27

We need 2 numbers whose product is -27 and whose sum = -6.

They are +3 and -9, so the factors are:

(x + 3)(x - 9)