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Tushar Watts Grade: 12
        

Solve the integral


 


4063-1727_3899_indefinite1.bmp

7 years ago

Answers : (1)

Ramesh V
70 Points
										

you can write separately as:


= x/(x+1)2 - 3/(x+1)2  + 2/x.(x+1)2


= (x+1-1)/(x+1)2 - 3/(x+1)2  + 2/x.(x+1)2


= 1/(x+1) - 4/(x+1)2  + 2/x.(x+1)2


= 1/(x+1) - 4/(x+1)2  + 2/x - 2/(x+1) - 2/(x+1)2


= 2/x - 1/(x+1) - 6/(x+1)2


on integrating gives


2 lnx - ln(x+1) +6/(x+1) +C

7 years ago
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