11) - V12 + 3V3 Simplify

asked Mar 26, 2020 47.5k views

4 votes

11) - V12 + 3V3
Simplify

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3 votes

Answer:

$\large\boxed{-√(12)+3\sqrt3=\sqrt3}$

Explanation:

$-√(12)+3\sqrt3=-√(4\cdot3)+3\sqrt3\qquad\text{use}\ √(ab)=√(a)\cdot√(b)\\\\=-\sqrt4\cdot\sqrt3+3\sqrt3=-2\sqrt3+3\sqrt3=(-2+3)\sqrt3=1\sqrt3=\sqrt3$

Krazy Glew answered Apr 1, 2020

5.2k points

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