For problem 2.3.6, estimate the error of your approximation
p(2) using Theorem 2.3.2. Compare your estimate with the actual
error and discuss your results.
3.
Page 54, 2.4.8
Graduate Students only
3a.
Use the method in problem 2.4.8 to solve equations 2.2.34-2.2.35
with initial values x(0)=80, y(0)=30 and the parameter values
given on page 33. You will need to implement an approach
that overcomes the difficulties you found in 2.4.8b.