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If cos x=(-sqrt3)/2 and pi prec x prec (...

If `cos x=(-sqrt3)/2` and `pi prec x prec (3 pi)/2`, then the value of `2 cot^2 x+3 cosec^2 x` is:
यदि `cos x=(-sqrt3)/2` है तथा `pi prec x prec (3 pi)/2`,है तो `2 cot^2 x+3 cosec^2 x` का मान क्या होगा ?

A

14

B

16

C

8

D

18

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