Evaluate
\sqrt{30}-6\approx -0.522774425
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\sqrt{6}\sqrt{5}-\left(\sqrt{6}\right)^{2}
Use the distributive property to multiply \sqrt{6} by \sqrt{5}-\sqrt{6}.
\sqrt{30}-\left(\sqrt{6}\right)^{2}
To multiply \sqrt{6} and \sqrt{5}, multiply the numbers under the square root.
\sqrt{30}-6
The square of \sqrt{6} is 6.
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