Evaluate
9\sqrt{2}\approx 12.727922061
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9\sqrt{2}
Factor 162=9^{2}\times 2. Rewrite the square root of the product \sqrt{9^{2}\times 2} as the product of square roots \sqrt{9^{2}}\sqrt{2}. Take the square root of 9^{2}.
Examples
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Matrix
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Simultaneous equation
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