urgent

∫1/(x2+1)(x4+1)

9 Answers

11
Mani Pal Singh ·

METHOD 1 )

DIVIDE NUMERATOR AND DENOMINATOR BY x2
U WILL UNDERSTAND ALL

METHOD 2)

USE PARTIAL FRACTIONS

1
skygirl ·

yaar this is easy by partial fractions..

jus take x^2 =t

take DOESNOT MEANS REPLACE!!

1/(1+t)(1+t2) = A/(1+t) + (Bt+C)/(1+t2)

now jus find A and B...

then integrate..

before integrating put t=x2.

1
MATRIX ·

hmm.....[4][4][4].......my brain not working..............................

1
skygirl ·

arey meri bhi.. [2]

1
big looser ......... ·

thanks

11
Mani Pal Singh ·

yaar this is easy by partial fractions..

jus take x^2 =t

take DOESNOT MEANS REPLACE!!

1/(1+t)(1+t2) = A/(1+t) + (Bt+C)/(1+t2)

now jus find A and B...

then integrate..

before integrating put t=x2...................................SKY POST 4

SKY THIS IS NOT THE WHOLE STORY
dt BHI TO LANA HAI
USS MEIN MUSHKIL HOGI

BETTER FOLLOW METHOD 1

1
MATRIX ·

can u plz do the method 1 manipal i didnt understand yaar.........

1
skygirl ·

arey dt nahi aega!!

isiliye toh boli bold mein ... take DOESNOT MEANS REPLACE!!

we will take t just to find out A,B,C .

11
Mani Pal Singh ·

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