Evaluate
4\sqrt{11}\approx 13.266499161
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\sqrt{61+96+2+17}
Add 25 and 36 to get 61.
\sqrt{157+2+17}
Add 61 and 96 to get 157.
\sqrt{159+17}
Add 157 and 2 to get 159.
\sqrt{176}
Add 159 and 17 to get 176.
4\sqrt{11}
Factor 176=4^{2}\times 11. Rewrite the square root of the product \sqrt{4^{2}\times 11} as the product of square roots \sqrt{4^{2}}\sqrt{11}. Take the square root of 4^{2}.
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