Respuesta :

queenhasani1289

Answer:

i think am right 5D′2. (xy. 4. ) -. 6. 25D′3. (y. 4. ) = xy6. 150 - y7. 875. ∴ The complete solution z = C.F. + P.I.. Example 1.25. Solve (D2. − 4DD. ′ + 4D′2) z = ex−2y cos(2x ...

Step-by-step explanation:

queenhasani1290

Answer:

i think am right 5D′2. (xy. 4. ) -. 6. 25D′3. (y. 4. ) = xy6. 150 - y7. 875. ∴ The complete solution z = C.F. + P.I.. Example 1.25. Solve (D2. − 4DD. ′ + 4D′2) z = ex−2y cos(2x ...

Step-by-step explanation: