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For 0 prec theta prec 90, if 2 cos^2 the...

For `0 prec theta prec 90`, if `2 cos^2 theta=3 sin theta`, then the value of `(cosec^2 theta-cot^2 theta+cos^2 theta)` is equal to :
`0 prec theta prec 90` के लिए , यदि `2 cos^2 theta=3 sin theta` है, तो `(cosec^2 theta-cot^2 theta+cos^2 theta)` किसके बराबर होगा?

A

`1 1/2`

B

`2 3/4`

C

`1 3/4`

D

`2 1/4`

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