(Q)/(59)[e^(x^(4))(x+x^(3)+2x^(5))e^(x)dx=

int e^(x^(4))(x+x^(3)+2x^(5))e^(x^(2))dx is equal to

int_(-a)^(a)x^(2)(e^(x^(3))-e^(-x^(3)))/(e^(x^(3))+e^(-x^(3)))dx=

int e^(x^4) (x + x^3 +2x^5) e^(x^2) dx is equal to

int e^(x^(4))(x+x^(3)+2x^(5))e^(x^(2))*dx is equal to a.(1)/(2)xe^(x^(2))e^(x^(4))+c b.(1)/(2)x^(2)e^(x^(4))+c c.(1)/(2)e^(x^(2))e^(x^(4))+cd(1)/(2)x^(2)e^(x^(2))e^(x^(4))+c

(inte^(x^4)(x+x^3+2x^5)e^(x^2) dx) is equal to (a) 1/2x e^(x^2)e^(x^4)+c (b) 1/2x^2e^(x^4)+c (c) 1/2e^(x^2)e^(x^4)+c (d) 1/2x^2e^(x^2)e^x^4+c

int e^(x^(4))(x+x^(3)+2x^(5))e^(x^(2))dx is equal to (1)/(2)xe^(x^(2))e^(x^(4))+c( b) (1)/(2)x^(2)e^(x^(4))+c(1)/(2)e^(x^(2))e^(x^(4))+c(d)(1)/(2)x^(2)e^(x^(2))e^(x^(4))+c

int(e^(x))/((e^(3x)-3e^(2x)-e^(x)+3))dx

Solve: (dy)/(dx)=(1)/(sin^(4)x+cos^(4)x) (ii) (dy)/(dx)=(3e^(2x)+3e^(4x))/(e^(x)+e^(-x))

int(e^(3x))/((5+e^(3x))^(4))dx

Find the value of (d)/(dx)(x(e^(x)+e^(4x))/(e^(x)+e^(-2x))) .