Evaluate
28\sqrt{2}\approx 39.597979746
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\sqrt{1568}
Multiply -14 and -112 to get 1568.
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}.
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