Evaluate
-6\sqrt{58}\approx -45.694638635
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-3\times 2\sqrt{58}
Factor 232=2^{2}\times 58. Rewrite the square root of the product \sqrt{2^{2}\times 58} as the product of square roots \sqrt{2^{2}}\sqrt{58}. Take the square root of 2^{2}.
-6\sqrt{58}
Multiply -3 and 2 to get -6.
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