CK12 Calculus - Single Variable

Then

The seriesconverges.
4.a= 3,r= 2

5. The series is a geometricserieswitha= 1 and and so, the geometric

seriesconverges.The sum is.

6. The series is a geometricserieswitha= 1 and and so, the ge-

ometricseriesconverges.The sum is
.

7. divergesby thenth-Term Test:.
   8.. This is a geometricserieswitha= 64 and
   . The seriesconverges.The sum is.

9.

and.