Factor completely x^2 - 18x + 81

Question

Factor completely

`x^2 - 18x + 81`

Answer 1

THe answer is (x-9)^2
Hope this helps

Answer 2

x² - 18x + 81
x - 9
x - 9

(x - 9)(x - 9) , or (x - 9)² is your answer

when solving look for numbers that multiply will fit in when using the FOIL method to get back to your original question

hope this helps