Question

Factor the polynomial. x2 - 6x + 9 A) (x - 9)(x - 1) B) (x - 3)(x + 3) C) (x + 9)(x + 1) D) (x - 3)(x - 3)

Answer 1

X² - 6x +9
x          -3
x          -3

D)   (x - 3) (x -3) is your answer

To check, do your FOIL
x(x) = x^2
x(-3) = -3x
-3(x) = -3x
-3(-3) = 9
x^2 -6x +9  True

hope this helps

Answer 2

Hello there!

$x^2 -6x+9 =(x-3)(x-3) The correct answer is option D$


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I added a picture that will help you in the future and I recommend you to memorize them. At least, write them in your notebook.

~Credit to google image~