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Mathematics 9 Online
OpenStudy (christos):

Integrals, Is this correct or wrong ? http://screencast.com/t/6IhkbZ5RZ6K

OpenStudy (anonymous):

Giirrrrrll ! Yo hand writin is tuuurible !

OpenStudy (anonymous):

Can't even attempt to read what you wrote!

OpenStudy (christos):

:(

OpenStudy (anonymous):

lolcats just type what you wrote in the chat ill try to halp you

OpenStudy (anonymous):

|dw:1381699546813:dw|

OpenStudy (loser66):

I stop at your mistake, if you let u = tan (4x) then du = 4sec^2(4x) dx, lack of 4 there

OpenStudy (loser66):

one more thing, at the end up, when replace u by x, it has to be tan 4x, not just tan x

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