Solve the initial value problem `y'=ycot2x`,`y(pi/4)=2`

Solve the initial value problem: dy/dx=ytan2x , y(0)=2

Solve the initial value problem (x e^(y/x)+y)) d x=x d y, y(1)=0 .

Solve graphically x-y le 2

Solve y'=2xy , y(0)=1

Solve the following linear programming problems graphically Minimize Z = x + 2y Subject to 2x + y ge 3, x + 2y ge 6 , x ge 0, y ge 0

Solve the following linear programming problems graphically. Maximise z = 3x + 4y subject to the constraints: x + y le 4, x ge 0, y ge 0 .

Solve the following linear programming problem graphically. Minimise Z=200 x+500 y subject to the constraints: x+2 y ge 10 , 3 x+4 y le 24 , x ge 0, y ge 0

Solve the following differential equations cos^2 x (dy)/(dx) + y = tan x (0 le x lt pi/2)

solve the differential equation (x^2+x y) d y=(x^2+y^2) d x

Solve the differential equation y e^(x/y) d x=(x e^(x/y)+y^2) d y(y ne 0)