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Mathematics 12 Online
OpenStudy (anonymous):

what is the square root of 81?

OpenStudy (ash2326):

@eddyg123 can you tell me the factors of 81?

OpenStudy (anonymous):

Think of what number squared is equal to 81.

OpenStudy (anonymous):

think of a number that when you multiply it by itself you will get 81. Example square root of 49 is 7, since, 7*7 = 49.

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