Mathematics
lesleyfrank
2016-04-13 05:40:12
-3 square root of 81 plus the square root of 16
ANSWERS
AlbertLeavitt423
2016-04-13 07:08:02

[latex]-3sqrt{81}+sqrt{16}\\=-3 cdot sqrt{9^2}+sqrt{4^2}\\=-3cdot 9+4\\ =-27+4\\=-(27-4)\\=-23[/latex]

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