Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) If f(x)= `inte^x(tan^(-1)x+(2x)/(1+x^2)^2)dx` , ƒ(0) = 0, then the value of ƒ(1) is – - Sarthaks eConnect

If f(x)= `inte^x(tan^(-1)x+(2x)/(1+x^2)^2)dx` , ƒ(0) = 0, then the value of ƒ(1) is :–

`e(pi/4 -1/2)`

`e(pi/4 +1/2)`

`e(pi/2 -1/4)`

`e^(-1)(pi/4 -1/2)`