`int(a)/(b+c.e^(x))dx=`

Evaluate: (i) int(1-sin x)/(x+cos x)dx (ii) int(a)/(b+ce^(x))dx

Evaluate: int(a)/(b+ce^(x))dx

int(e^x)/(a+e^(x))dx=?

int(1)/(1+e^(x))dx= (a) log(1+e^(x)) (b) log((1+e^(x))/(e^(x))) (c) log(1+e^(-x)) (d) -log(e^(-x)+1)

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

Which of the following is incorrect? int_(a+c)^(b+c)f(x)dx=int_(a)^(b)f(x+c)dxint_(a+c)^(bc)f(x)dx=c int_(a)^(b)f(cx)dxint_(-ac)^(a)f(x)dx=(1)/(2)int_(-a)^(a)(f(x)+f(-x)dx None of these

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

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

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

int e^(x)cos e^(x)dx