Evaluate
75\sqrt{10}\approx 237.170824513
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25\sqrt{90}
Add 35 and 55 to get 90.
25\times 3\sqrt{10}
Factor 90=3^{2}\times 10. Rewrite the square root of the product \sqrt{3^{2}\times 10} as the product of square roots \sqrt{3^{2}}\sqrt{10}. Take the square root of 3^{2}.
75\sqrt{10}
Multiply 25 and 3 to get 75.
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