Evaluate
10\left(\sqrt{199}-16\right)\approx -18.932640203
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\sqrt{19900}-160
Multiply 398 and 50 to get 19900.
10\sqrt{199}-160
Factor 19900=10^{2}\times 199. Rewrite the square root of the product \sqrt{10^{2}\times 199} as the product of square roots \sqrt{10^{2}}\sqrt{199}. Take the square root of 10^{2}.
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