0^(@) lt theta lt 90^(@) के लिए, अगर 2co...

`0^(@) lt theta lt 90^(@)` के लिए, अगर `2cos^(2)theta = 3 sin theta` है, तो `(cosec^(2)theta - cot^(2)theta + cos^(2)theta)` का मान है :

A

`1(1)/(2)`

B

`2(3)/(4)`

C

`1(3)/(4)`

D

`2(1)/(4)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

C

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