A) \[\frac{22+18\,\sqrt{5}}{11}\]
B) \[\frac{20+24\,\sqrt{5}}{11}\]
C) \[\frac{30+24\,\sqrt{5}}{11}\]
D) \[\frac{20+18\,\sqrt{5}}{11}\]
E) None of these
Correct Answer: C
Solution :
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