21-260 Differential Equations
Assignments: Week #10
- Monday: Section 3.3.
Wednesday: Section 8.1.
Friday: Section 10.1.
- Wednesday: Online Assignment - Week #10.
- (a) Find the solution to the differential equation y''+y= Σk=120(-1)k+1 δ(t-kπ/2;) subject to the initial conditions y(0)=0 and y'(0)=0.
(b) sketch a plot of the solution for 0<t<10.
(c) Give an interpretation of the results in terms of the behavior of a mass-spring system being struck with a hammer.
Homework may be turned in before or after class on Friday, or may be placed in
your TA's mailbox before 3:20pm on Friday. The TA's mailboxes are in the Math
Department office, WEH 6113.
Please make sure your homework
includes the following:
- Your name (on every page if you ignore #4.),
- Your recitation section,
- The names of those students with whom you have collaborated,
- a staple.