Evaluate
27\sqrt{3}-24\approx 22.765371804
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-6\times 4+\sqrt{2187}
Calculate the square root of 16 and get 4.
-24+\sqrt{2187}
Multiply -6 and 4 to get -24.
-24+27\sqrt{3}
Factor 2187=27^{2}\times 3. Rewrite the square root of the product \sqrt{27^{2}\times 3} as the product of square roots \sqrt{27^{2}}\sqrt{3}. Take the square root of 27^{2}.
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