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Plz help me with this

Plz help me with this-example-1

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Answer:
\bold{b)\quad (-√(13)-5)/(4)}

Explanation:


(3)/(√(13)-5)\bigg((√(13)+5)/(√(13)+5)\bigg)\\\\\\=(3(√(13)+5))/(13-25)\\\\\\=(3(√(13)+5))/(-12)\\\\\\=(√(13)+5)/(-4)\\\\\\=(-√(13)-5)/(4)

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User H Bob
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