Evaluate
70\sqrt{7}\approx 185.202591775
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7\times 10\sqrt{7}
Factor 700=10^{2}\times 7. Rewrite the square root of the product \sqrt{10^{2}\times 7} as the product of square roots \sqrt{10^{2}}\sqrt{7}. Take the square root of 10^{2}.
70\sqrt{7}
Multiply 7 and 10 to get 70.
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