Evaluate
2000\sqrt{2}\approx 2828.427124746
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2000\sqrt{2}
Factor 8000000=2000^{2}\times 2. Rewrite the square root of the product \sqrt{2000^{2}\times 2} as the product of square roots \sqrt{2000^{2}}\sqrt{2}. Take the square root of 2000^{2}.
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