(b) Solve the equation 2ydx + 3rdy + 2xy(3ydr + 4xdy) = 0. dy (c) Solve the differential equation (1+x)2 2d²y dz2 +(1+z)
Posted: Mon Jul 11, 2022 12:44 pm
(b) Solve the equation 2ydx + 3rdy + 2xy(3ydr + 4xdy) = 0. dy (c) Solve the differential equation (1+x)2 2d²y dz2 +(1+z) +y = 4 cos log(1+x).