# Laplace Transform Information using TI89’s Differential Equations Made Easy

To find the Laplace Transform of a piecewise defined function , select Laplace Transform in the Main Menu, next select option3 “Piecewise defined function” in the dropdown menu as shown below: Next, enter the two pieces/functions as shown below. c is the breakpoint. 2) To SOLVE a Differential Equation using LaPlace Tranforms such as y”+2y’+y=0… (read more)