Question

$if \: x \: = 9 + 4 \sqrt{5} \: and \: xy = 1 \: if \: \frac{1}{ {x}^{3} } + \frac{1}{ {y}^{2} } = k \: \: \: find \: \frac{k}{46}$
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Answer 1

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Answer 2

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