Answer:
x=3
Explanation:
y = x^2 - 6x + 9
What two numbers multiply to 9 and add to -6
-3*-3 = 0
-3+-3 = -6
y = (x-3) (x-3)
Setting y = 0
0 = (x-3) (x-3)
x-3 = 0 x-3 = 0
x=3 x=3
7.6m questions
10.2m answers