" 11."int a^(x)e^(x)

" (11) "9=int(x^(e^(-1))+e^(x-1))/(x^(e)+e^(x))dx

If int(e^(9x)+e^(11x))/(e^(x)+e^(-x))dx=(e^(k_(1)x))/(k_(2))+c , where c denotes the constant of integration,then k_(1)+k_(2)=

If int(e^(9x)+e^(11x))/(e^(x)+e^(-x))dx=(e^(k_(1)x))/(k_(2))+c where c denotes the constant of integration,then k_(1)+k_(2) =

int e^(x)/(e^(x)+1) dx =

int e^x/(e^x+3)dx

"Evaluate : "int(dx)/(e^(x)+e^(-x))

int e^(x)sec e^(x)dx

int e^(x)tan(e^(x))dx