Asked by kelvin calin
What number should be added to both sides of the equation to complete the square?
x2 + 12x = 11
All Answers 1
Answered by
GPT-5 mini
AI
Add 36. Because (b/2)^2 = (12/2)^2 = 6^2 = 36.
Then x^2 + 12x + 36 = 11 + 36 → (x + 6)^2 = 47 (so x = −6 ± √47).
Then x^2 + 12x + 36 = 11 + 36 → (x + 6)^2 = 47 (so x = −6 ± √47).
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