### Home > A2C > Chapter 12 > Lesson 12.4.1 > Problem 12-165

12-165.

Find the common ratio.

Use the equation for an infinite geometric series:

16

See part (a).

Not possible. *r* > 1, and the terms keep increasing.

12-165.

Find the common ratio.

Use the equation for an infinite geometric series:

16

See part (a).

Not possible. *r* > 1, and the terms keep increasing.