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OpenStudy (anonymous):
which of the following are square roots of the number below ? check all that apply 81 a. 18 b.-(81)^1/2 c.9 d.81^1/2 ??? help dont know this one ?
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OpenStudy (anonymous):
9, because 9 times 9 is 81
OpenStudy (anonymous):
also -9
OpenStudy (anonymous):
just 9 only becuz it says all that apply ??
OpenStudy (anonymous):
so: b, c, d
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