- #1
anderma8
- 35
- 0
i'm not quiet sure how to attack this problem:
sigma (2^n)+1/(2^(n+1))
n->1
If I start plugging in #'s for n, then I get:
n=1: 3/4
n=2: 5/8
n=3: 9/16...
by this method, I see that it's going to 1/2, but I need another way to 'see' that. Any suggestions?
sigma (2^n)+1/(2^(n+1))
n->1
If I start plugging in #'s for n, then I get:
n=1: 3/4
n=2: 5/8
n=3: 9/16...
by this method, I see that it's going to 1/2, but I need another way to 'see' that. Any suggestions?