Evaluate
24\sqrt{6}\approx 58.787753827
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2\times 12\sqrt{6}
Factor 864=12^{2}\times 6. Rewrite the square root of the product \sqrt{12^{2}\times 6} as the product of square roots \sqrt{12^{2}}\sqrt{6}. Take the square root of 12^{2}.
24\sqrt{6}
Multiply 2 and 12 to get 24.
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