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Mathematics 7 Online
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 ?

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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