Evaluate
-18\sqrt{2}\approx -25.455844123
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-6\sqrt{18}
Multiply -3 and 2 to get -6.
-6\times 3\sqrt{2}
Factor 18=3^{2}\times 2. Rewrite the square root of the product \sqrt{3^{2}\times 2} as the product of square roots \sqrt{3^{2}}\sqrt{2}. Take the square root of 3^{2}.
-18\sqrt{2}
Multiply -6 and 3 to get -18.
Examples
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Matrix
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Simultaneous equation
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Limits
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