Exemplar Exercise Problems XII — task. Mathematics CBSE, Class 9.

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If

$x = \frac{\sqrt{3} + \sqrt{2}}{\sqrt{3} - \sqrt{2}}$ and

$y = \frac{\sqrt{3} - \sqrt{2}}{\sqrt{3} + \sqrt{2}}$ then find the value of

$x^2+y^2$

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