Group 3 Due Tuesday 30 Sep

Projects be stapled together with no dog-eared corners. 
     Unstapled projects will NOT be accepted. 
     All the names of the particpants must be on the projects. 
     Each member needs to fill out a group evaluation form each week. 
     The form is NOT stapled to the project but handed in separately

1. 14.4 #50

2. 14.5 #31

3. 14.5 #32

4. 14.6 #22

5. Show u(x,y) = exp(x)*sin(y) solves LaPlaces equation u_xx + u_yy = 0,
and show u(x,t) = f(x+ct)+g(x-ct) solves the wave equation u_xx = u_tt/c^2