Nathan B. answered • 04/08/15
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Elementary and Algebraic skilled
√22 = √(2 * 2) = √4 = 2
√(-2)2 = √(-2 * -2) = √4 = 2
Caitlin S.
asked • 04/08/15Calculate the square root
square root of 2^2
and
square root of (-2)^2
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