Evaluate
188\sqrt{170}\approx 2451.220104356
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94\sqrt{680}
Multiply 68 and 10 to get 680.
94\times 2\sqrt{170}
Factor 680=2^{2}\times 170. Rewrite the square root of the product \sqrt{2^{2}\times 170} as the product of square roots \sqrt{2^{2}}\sqrt{170}. Take the square root of 2^{2}.
188\sqrt{170}
Multiply 94 and 2 to get 188.
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