a. Recall that

For
, we have

By integrating both sides, we get

If
, then

so that

We can shift the index to simplify the sum slightly.

b. The power series for
can be obtained simply by multiplying both sides of the series above by
.

c. We have


Answer:
Bob now has 53 candy bars.
Step-by-step explanation:
: )
Answer:
100/25 = 4
so an equivalent would be 12/3