Rewrite the equation by completing the square. x^2 + 16x + 64=0

Answer: (x+8) ²

Step-by-step explanation:

When you complete the square, the factor is squared. You want to first factor the equation.

x²+16x+64=0

(x+8) (x+8) = 0

Now that we have factored the equation, we can put in into squares.

(x+8) ²