Students will be able to make use of structure on their way to deriving a formula for the sum of a geometric series. They will also gain more experience in finding the nth term of a sequence/series.

Students work to derive the formula for the sum of a finite geometric series.

12 minutes

10 minutes

20 minutes

5 minutes

Exit Slip Question: (to be completed on own)

A deposit of $200 is made on the first day of each month in a savings account that pays 8% compounded monthly. What is the balance in the account at the end of 2 years?