यदि 5 sin^(2) theta + 4 cos^(2)theta = (...

यदि `5 sin^(2) theta + 4 cos^(2)theta = (9)/(2)` हो और `0 lt theta lt (pi)/(2)` हो, तो `tan theta` किसके बराबर होगा ?

A

1

B

0

C

`-1`

D

`(1)/(4)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

A

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