how do i do this ? please show me with proper working :)

y= ln(ln(tan x))

also i did the one below , is it right ?

∫ sin y/cos^2 y= - cos y /cos^2 y= 1/cosy= sec y +c

thank you :D

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- Sep 18th 2012, 04:32 AMarsenal12345integration
how do i do this ? please show me with proper working :)

y= ln(ln(tan x))

also i did the one below , is it right ?

**∫ sin y/cos^2 y= - cos y /cos^2 y= 1/cosy= sec y +c**

thank you :D - Sep 18th 2012, 07:21 AMSorobanRe: integration
Hello, arsenal12345!

Quote:

How do I do this? . . Do what?

I see no way to integrate it.

Do you want its derivative?

Quote:

Also I did the one below ... is it right ?

. .