genyjoannerubiera
01.09.2020 •
Mathematics
Select all the solutions to this equation. x2 = 121 x = 11 x = 21 x = 61 x = –11 x = –21
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Ответ:
Steps to solve:
x² = 121
~Take the square root of both sides
√x² = √121
~Simplify
x = ±11
Therefore, the answers are x = 11 and x = -11
Best of Luck!
Ответ: