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Complete the square x2 – 6x + 8. Question 3 options: (x+3)2 – 1 (x-3)2 – 1 (x-3)2

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## Answers ( )

Answer:(x – 3)^2 – 1.Step-by-step explanation:x2 – 6x + 8.

We divide the coefficient of x by 2:

-6 / 2 = -3 so the contents of the parentheses is x – 3:

x^2 – 6x + 8

= (x – 3)^2 – (-3)^2 + 8

= (x – 3)^2 – 1.