[GET ANSWER] Solve the PDE (D D' - 1)(D 2D' - 3)z = 4 3x 6y

SOLVED: Classify the following equations. Are they ODE or PDE? Is it an equation or a system? What is the order? Is it linear or nonlinear; and if it is linear, is it homogeneous, constant coefficient? If it is an ODE, is it autonomous? 94 394 sin(z) dr^2 0y? b. dr - cos()r = /'-t 1 #2 - 3F(c) dr^" d y' - 8y' = 1 e %' ~tyr' = 0, y" - try = 0 du 9 4 f. ~42 Ot ds^2