1.

फलनों का समाकलन कीजिए - `(3x+1)/(2x^(2)-x+3)`

Answer» Correct Answer - `(3)/(4)log(2x^(2)+x+1)+(1)/(2sqrt7)tan^(-1).(4x+1)/(sqrt7)`
`(x+1)/(x^(2)+4x+5)=(2x+4)/(2(x^(2)+4x+5))-(1)/((x^(2)+4x+5))`
`=(1)/(2).(2x+4)/((x^(2)+4x+5))-(1)/((x+2)^(2)+1)`


Discussion

No Comment Found