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tan [ i log ((a - ib)/(a + ib )) ] is eq...

`tan [ i log ((a - ib)/(a + ib )) ]` is equal to : a)`ab ` b)`(2 ab)/( a ^(2) - b ^(2))` c)`(a ^(2) - b ^(2))/( 2 ab)` d)`(2 ab)/( a ^(2) + b ^(2))`

A

ab

B

`(2 ab)/( a ^(2) - b ^(2))`

C

`(a ^(2) - b ^(2))/( 2 ab)`

D

`(2 ab)/( a ^(2) + b ^(2))`

Text Solution

Verified by Experts

The correct Answer is:
B
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