यदि 2 cos^(2)theta -5 cos theta + 2 = 0,...

यदि `2 cos^(2)theta -5 cos theta + 2 = 0, 0^(@) lt theta lt 90^(@)` है, तो `(cosec theta + cot theta)` का मान है-

A

`(1)/(sqrt(3))`

B

`sqrt(3)`

C

`(1)/(3)`

D

`2sqrt(3)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

B

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