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Mathematics 21 Online
OpenStudy (anonymous):

multiply and simplify by factoring sqrt20 x sqrt40

OpenStudy (anonymous):

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OpenStudy (anonymous):

sqrt20 x sqrt40 =sqrt80 sqrt16x5=sqrt80 so sqrt of 16=4 the answer is (4sqrt5)

OpenStudy (lilg132):

28.284271247461900976033774484194

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