Evaluate
\frac{\sqrt{2}-\sqrt{6}}{4}\approx -0.258819045
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\frac{-\sqrt{6}-\left(-\sqrt{2}\right)}{4}
To find the opposite of \sqrt{6}-\sqrt{2}, find the opposite of each term.
\frac{-\sqrt{6}+\sqrt{2}}{4}
The opposite of -\sqrt{2} is \sqrt{2}.
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