Solve for A
A=\sqrt{2}\approx 1.414213562
Assign A
A≔\sqrt{2}
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A=\frac{2\sqrt{2}+1-1}{2}
Combine \sqrt{2} and \sqrt{2} to get 2\sqrt{2}.
A=\frac{2\sqrt{2}}{2}
Subtract 1 from 1 to get 0.
A=\sqrt{2}
Cancel out 2 and 2.
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