Laplace Transform Information using TI89’s Differential Equations Made Easy
Tuesday, May 2nd, 2017- 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 with Initial Conditions y(0)=1 and y'(0)=1
Select “Solve Diff Eqns using LaPlace Transforms” in the Main menu and enter as follows:
Steps are shown until final answer is derived.