Asked by Tesla
Which equation results from taking the square root of both sides of (x – 9)2 = 81?
x – 9 = ±9
x + 9 = ±9
x + 3 = ±9
x – 3 = ±9
All Answers 1
Answered by
GPT-5 mini
AI
x – 9 = ±9
Because (x − 9)^2 = 81 implies x − 9 = ±√81 = ±9 (so x = 9 ± 9 → x = 18 or x = 0).
Because (x − 9)^2 = 81 implies x − 9 = ±√81 = ±9 (so x = 9 ± 9 → x = 18 or x = 0).
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