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3 sin x+ 4 cos x= 5implies 6 tan""(x)/(2...

`3 sin x+ 4 cos x= 5implies 6 tan""(x)/(2)-9 tan^(2)""(x)/(2)=`

A

0

B

1

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
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