`int((x+2)/(x+4))^2 e^xdx` is equal to

int(x^2e^x)/((x+2)^2)dx is equal to

Column I, a) int(e^(2x)-1)/(e^(2x)+1)dx is equal to b) int1/((e^x+e^(-x))^2)dx is equal to c) int(e^(-x))/(1+e^x)dx is equal to d) int1/(sqrt(1-e^(2x)))dx is equal to COLUMN II p) x-log[1+sqrt(1-e^(2x)]+c q) log(e^x+1)-x-e^(-x)+c r) log(e^(2x)+1)-x+c s) -1/(2(e^(2x)+1))+c

The value of int (x dx)/(x^(2)+4x+5) is equal to -

int e^(x^4) (x^3) dx is equal to

int_0^(pi/2) e^x dx is equal to

int e^(x)((x+2)/(x+4))^(2)dx

int e^(sin^(-1)x)((log_(e)x)/(sqrt(1-x^(2)))+(1)/(x))dx is equal to

int (x^2 - 1)/((x^3)sqrt(2x^4- 2x^2 + 1)) dx is equal to

The value of int_(-pi/2)^(pi/2) (x^2cosx)/(1+e^x) dx is equal to

int((x^2+sin^2x)/(1+x^2))sec^2xdx is equals