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Mathematics 7 Online
OpenStudy (anonymous):

Find the two square roots of 121.

OpenStudy (anonymous):

11 and -11. :) since 11*11 = 121 and when you multiply 2 negatives together, you get a positive. so: -11*-11=121

OpenStudy (abb0t):

I have a question, what does multiplying 11 x 11 = ???

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