Write A if the given function is homogenous and B if not. 1. (x-3y) dx - xy dy 2. x - 4xy + y' 3. (x2 - xy + y ) dx - xy dy 4. (2x + y) dx - xdy = 0 5. xy' = In (y/x) 6. (xy+y) y'= y 7. y' = y/x - xly 8. (x + xy) y' = y 9. y' = (2x+1)/(3y +x+2) 10. y' = (x-y+3)/(x-y) 11-20. Determine the order, degree and independent variables in each of the following: a. 1 b. 2 C. 3 d. 4 e. 5 a. X b. y C. Z d. s e. t Given Order Degree Independent Variables 11 16 21 [d' y/dx ]13 = k [ 1 + (dy/dx);] $2 12 17 22 d'y/dx3 = \\ dy/dx 13 18 23 d' y/dx? = \\ + (dy/dx) 14 19 24 d'y/dx3 + 2 d'y/dx(dy/dx) + x(dy/dx) 15 20 25 [1+ (dy/dx)132 + k d'y/dx