Evaluate
12460\sqrt{2}\approx 17621.100987169
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445\times 28\sqrt{2}
Factor 1568=28^{2}\times 2. Rewrite the square root of the product \sqrt{28^{2}\times 2} as the product of square roots \sqrt{28^{2}}\sqrt{2}. Take the square root of 28^{2}.
12460\sqrt{2}
Multiply 445 and 28 to get 12460.
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