Question

rationalize the denominator root 2by 2+root 2

Answer 1

Answer:

$\frac{ \sqrt{2} }{2 + \sqrt{2} } \times \frac{2 - \sqrt{2} }{2 - \sqrt{2} } \\ \frac{2 \sqrt{2 } - 2}{4 - 2} \\ \frac{2 \sqrt{2} -2 }{2}$

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