Evaluate
2\sqrt{33}\approx 11.489125293
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\sqrt{196-8^{2}}
Calculate 14 to the power of 2 and get 196.
\sqrt{196-64}
Calculate 8 to the power of 2 and get 64.
\sqrt{132}
Subtract 64 from 196 to get 132.
2\sqrt{33}
Factor 132=2^{2}\times 33. Rewrite the square root of the product \sqrt{2^{2}\times 33} as the product of square roots \sqrt{2^{2}}\sqrt{33}. Take the square root of 2^{2}.
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