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In a=5,b=4 and cos(A-B)=(31)/(32) then t...

In `a=5,b=4 and cos(A-B)=(31)/(32)` then tan C/2.

A

`(sqrt(7))/(3)`

B

`(3)/(sqrt(7))`

C

`(1)/(sqrt(7))`

D

None

Text Solution

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The correct Answer is:
A
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