Solve.
x^3 y^'''+5x^2 y^''+7xy^'+8y = t+e^(-t)
**guys pls give some solution. i need help. the answer couldn't teach me anything but the solution is.Tq
x^3 y^'''+5x^2 y^''+7xy^'+8y = t+e^(-t)
**guys pls give some solution. i need help. the answer couldn't teach me anything but the solution is.Tq