Evaluate
2\sqrt{6}\approx 4.898979486
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\sqrt{-6\left(3-7\right)}
Add 3 and 3 to get 6.
\sqrt{-6\left(-4\right)}
Subtract 7 from 3 to get -4.
\sqrt{24}
Multiply -6 and -4 to get 24.
2\sqrt{6}
Factor 24=2^{2}\times 6. Rewrite the square root of the product \sqrt{2^{2}\times 6} as the product of square roots \sqrt{2^{2}}\sqrt{6}. Take the square root of 2^{2}.
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