emily286 emily286

12-10-2017
Mathematics

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How do I simplify the square root: 7 times the square root of 81

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WojtekR WojtekR

12-10-2017

[tex]7\cdot\sqrt{81}=7\cdot\sqrt{9\cdot9}=7\cdot9=\boxed{63}[/tex]

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