[" 3.(i) "(x-y)dy-(x+y)dx=0],[" (N.C.E.R."T.;H.P.B.2018,14,1]

Solve: (1+3e^(y//x))dy+3e^(y//x)(1-y/x)dx=0

(1+3e^((y)/(x)))dy+3e^((y)/(x))(1-(y)/(x))dx=0

Express the following differential equations in the form (dx)/(dy) = F((x)/(y)) (i) (1+e^((x)/(y)))dx + e^((x)/(y))(1-(x)/(y))dy = 0 (ii) xdy - ydx + y e^(-(2x)/(y)) dy = 0

If y=xlog(x/(a+b x)),t h e nx^3(d^2y)/(dx^2)= (a) x(dy)/(dx)-y (b) (x(dy)/(dx)-y)^2 y(dy)/(dx)-x (d) (y(dy)/(dx)-x)^2

Find a particular solution of the differential equation: (x+y)dy+(x-y)dx=0; y=1\ w h e n\ x=1

If e^y = (x+1) then (d^2y)/(dx^2) =.......... A) (dy/dx)^2 B) - (dy/dx)^2 C) 0 D) 1

xy=( x+y )^n and dy/dx = y/x then n= 1 b. 2 c. 3 d. 4

xy=( x+y )^n and dy/dx = y/x then n= 1 b. 2 c. 3 d. 4

xy=( x+y )^n and dy/dx = y/x then n= 1 b. 2 c. 3 d. 4