1.

`(cosec x)/(log tan x//2)` का समाकलन कीजिये -

Answer» Correct Answer - `log(logtanx//2)`
माना `logtan.(x)/(2) = t rArr" "cosec x dx = dt`
तब `I = int(1)/(t)dt = log t = log (log tan.(x)/(2))`


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