How do I find the sum of the infinite geometric series #1/2# + 1 + 2 + 4 +... ?
2 Answers
Jun 5, 2018
see below
Explanation:
for a GP the sum to infinity
only exists if
for the given GP
Jun 9, 2018
Explanation:
You can write the sum of n first terms in the geometric series as
It's a well known fact that
Therefore