1. $5000 is invested in a bank account at an interest rate of 4 percent per year. Find the amount in the bank after 9 years if interest is compounded annually.

Find the amount in the bank after 9 years if interest is compounded quarterly.
Incorrect

Find the amount in the bank after 9 years if interest is compounded monthly.
Incorrect

Finally, find the amount in the bank after 9 years if interest is compounded continuously.

2. Find a formula for the exponential function passing through the points
(−2,5/16) and (3,320)
f(x) =

3. An exponential function f(x)=ab^x passes through the points (0, 4) and (2, 36). What are the values of a and b?
a =
b =