If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Infinite geometric series

AP.CALC: LIM‑7 (EU), LIM‑7.A (LO), LIM‑7.A.3 (EK), LIM‑7.A.4 (EK)
You might need: Calculator

Problem

If the following infinite geometric series converges, find its sum.
5, plus, start fraction, 15, divided by, 4, end fraction, plus, start fraction, 45, divided by, 16, end fraction, plus, point, point, point
Choose 1 answer:
Choose 1 answer:
Stuck?
Stuck?