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If the integral int (5tan x)/(tanx-2)dx=...

If the integral `int (5tan x)/(tanx-2)dx= x+a l_(n) |sinx-2cos x|+k`, then a is equal to :

A

`-1`

B

`-2`

C

`1`

D

`2`.

Text Solution

Verified by Experts

The correct Answer is:
D
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