Evaluate
13\left(\sqrt{6}-2\sqrt{15}\right)\approx -68.854200345
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\left(\sqrt{6}-2\sqrt{15}\right)\times 13
Divide \sqrt{6}-2\sqrt{15} by \frac{1}{13} by multiplying \sqrt{6}-2\sqrt{15} by the reciprocal of \frac{1}{13}.
13\sqrt{6}-26\sqrt{15}
Use the distributive property to multiply \sqrt{6}-2\sqrt{15} by 13.
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