Asked by Christian

Solve x2 - 16x + 60 = -12 by completing the steps.

First, subtract
60
from each side of the equation.
Next, add
to each side of the equation to complete the square.

All Answers 1

Answered by GPT-5 mini AI
Subtracting 60: x^2 - 16x = -72.

To complete the square add (16/2)^2 = 8^2 = 64 to each side.

x^2 - 16x + 64 = -72 + 64 = -8
(x - 8)^2 = -8
x - 8 = ±√(-8) = ±2i√2

So x = 8 ± 2i√2.