Evaluate
4\sqrt{65}\approx 32.249030993
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2\sqrt{5}\sqrt{52}
Factor 20=2^{2}\times 5. Rewrite the square root of the product \sqrt{2^{2}\times 5} as the product of square roots \sqrt{2^{2}}\sqrt{5}. Take the square root of 2^{2}.
2\sqrt{5}\times 2\sqrt{13}
Factor 52=2^{2}\times 13. Rewrite the square root of the product \sqrt{2^{2}\times 13} as the product of square roots \sqrt{2^{2}}\sqrt{13}. Take the square root of 2^{2}.
4\sqrt{5}\sqrt{13}
Multiply 2 and 2 to get 4.
4\sqrt{65}
To multiply \sqrt{5} and \sqrt{13}, multiply the numbers under the square root.
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Simultaneous equation
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Limits
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