Evaluate
2\sqrt{16485}\approx 256.78785018
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\sqrt{65940}
Multiply 785 and 84 to get 65940.
2\sqrt{16485}
Factor 65940=2^{2}\times 16485. Rewrite the square root of the product \sqrt{2^{2}\times 16485} as the product of square roots \sqrt{2^{2}}\sqrt{16485}. Take the square root of 2^{2}.
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