यदि x^(2) = sin^(2) 30^(@) + 4 cot^(2) 4...

यदि `x^(2) = sin^(2) 30^(@) + 4 cot^(2) 45^(@)-sec^(2)60^(@)` हो, तो `x (x gt 0)` का मान क्या है ?

A

`-(1)/(2)`

B

1

C

0

D

`(1)/(2)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

D

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