13-08-2017
Mathematics

contestada

-4 square root of 15 Times negative square root three

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koziadam koziadam

13-08-2017

The answer I believe is 12√5.

-4√15 * (-√3)
= -4√5√3 * (-√3)
= -4√5(-3) <--- not sure if that's how you properly write it.
= -4(-3)√5
= 12√5

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