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How do you simplify $-3sqrt162$ ?

1 Answer

Oct 21, 2015

$-3sqrt(162) = - 27sqrt(2)$

Explanation:

$162 = 2xx 81 = 2 xx9^2$

$rarr sqrt(162) = 9sqrt(2)$

$rarr -3sqrt(162) = -27sqrt(2)$

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