2005 Alabama ARML TST Problems/Problem 7
Problem
Find the sum of the infinite series:
Solution
We can compute those sums:
If you didn't understand the third case / summation, all they did was subtract the summation for from to get the new and then repeat this.
See Also
2005 Alabama ARML TST (Problems) | ||
Preceded by: Problem 6 |
Followed by: Problem 8 | |
1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 |