Question

Rationalise the denominator

$\frac{1}{ \sqrt{3} + \sqrt{2} - 1 }$
Evaluate :-

$\frac{4 - \sqrt{5} }{4 + \sqrt{5} } + \frac{4 + \sqrt{5} }{4 - \sqrt{5} }$
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Answer 1

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Answer 2

Step-by-step explanation:

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