ज्ञात करें `int(dx)/(1+x^4)`

Explanation

`I = int (dx)/(1+x^4)=1/2 int((x^2+1)-(x^2-1))/(1+x^4) dx `
`=1/2int(x^2+1)/(1+x^4)dx 0-1/2 int (x^2 0-1)/(1+x^4 )dx`