Use Euler's method to solve with initial value when .

A. and 1 step:

B. and 2 steps:

C. and 4 steps:

D. Suppose is the balance in a bank account earning interest. Be sure that you can explain why the result of your calculation in part (a) is equivalent to compounding the interest once a year instead of continuously. Then interpret the result of your calculations in parts (b) and (c) in terms of compound interest.