|
|
|
|
|
| Author |
Message |
![[Post New]](/templates/default/images/icon_minipost_new.gif) 12 Sep 2007 11:06:08 IST
|
|
|
dx/(1+x^4)^1/4
|
|
|
|
12 Sep 2007 13:14:25 IST
|
|
|
u can use (1+x^4)=t and then solve....
1+x^4=t;
x^3=(t-1)^(3/4)
solve
(1/4)integration of dt/t(t-1)^(3/4)
|
this reply: 0 points
(with 0 
in 0 votes ) [?]
|
|
You have to be logged on to rate
|
|
|
12 Sep 2007 14:55:31 IST
|
|
|
take x^4 common and write as...
x(1+ 1/x^4) ^(-1/4)
now put 1+1/x^4 = t^4 and substitute the values...the question now becomes easier than before.
|
this reply: 2 points
(with 0
in 1 votes ) [?]
|
|
You have to be logged on to rate
|
|
|
14 Sep 2007 20:48:41 IST
|
|
|
Substitute x^2=tan x and proceed.........................
|
this reply: 0 points
(with 0
in 0 votes ) [?]
|
|
You have to be logged on to rate
|
|
|
|
|
|
|
|
|
|
Moderation Team
![[Up]](/templates/default/images/icon_up.gif "[Up]"){kind=icon}
