Question

Assessment started: undefined.

Item 1
Factor.

x2−6x+9




(x−3)2

(x+9)2

(x−9)2

(x+3)2

Answer 1

(x - 3)^2

Explanation:

Factor the following:

x^2 - 6 x + 9

The factors of 9 that sum to -6 are -3 and -3. So, x^2 - 6 x + 9 = (x - 3) (x - 3):

(x - 3) (x - 3)

(x - 3) (x - 3) = (x - 3)^2:

Answer: (x - 3)^2