Evaluate
\sqrt{2}\approx 1.414213562
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1+\sqrt{2}-1
Divide 1 by \frac{1}{\sqrt{2}-1} by multiplying 1 by the reciprocal of \frac{1}{\sqrt{2}-1}.
\sqrt{2}
Subtract 1 from 1 to get 0.
Examples
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Linear equation
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Matrix
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Simultaneous equation
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Limits
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