21-260 Differential Equations
Homework #9 (12+2 points) due Wednesday, April 9:
Section 6.4 Assigned Exercises: (For these problems, you do not
need to provide graphs) 4, 7, 10
Section 7.5 Assigned Exercises: (A computer or graphing device
is
not actually needed; you do not need to draw a direction field, but
you
should draw a solution portrait; that is, provide a sketch
which
makes it clear how all trajectories behave) 3, 5, 6