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In triangle ABC, If tan((A-B)/2)=3/11 an...

In triangle ABC, If `tan((A-B)/2)=3/11` and `a/b=7/4` then the value of angle C is

A

`30^(@)`

B

`60^(@)`

C

`90^(@)`

D

`45^(@)`

Text Solution

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The correct Answer is:
C
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