Evaluate
8\sqrt{31}\approx 44.542114903
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\sqrt{248\times 8}
Calculate the square root of 64 and get 8.
\sqrt{1984}
Multiply 248 and 8 to get 1984.
8\sqrt{31}
Factor 1984=8^{2}\times 31. Rewrite the square root of the product \sqrt{8^{2}\times 31} as the product of square roots \sqrt{8^{2}}\sqrt{31}. Take the square root of 8^{2}.
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