Evaluate
2\sqrt{1469}\approx 76.655071587
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\sqrt{400+74^{2}}
Calculate 20 to the power of 2 and get 400.
\sqrt{400+5476}
Calculate 74 to the power of 2 and get 5476.
\sqrt{5876}
Add 400 and 5476 to get 5876.
2\sqrt{1469}
Factor 5876=2^{2}\times 1469. Rewrite the square root of the product \sqrt{2^{2}\times 1469} as the product of square roots \sqrt{2^{2}}\sqrt{1469}. Take the square root of 2^{2}.
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