Search found 4 matches
maths
how to solve this?
f(x) = 2/(4^x + 1)
find the value of
f(1/2009) + f(2/2009) +... + f(2008/2009)
- by samuel minato
Fri Dec 02, 2011 9:04 pm- Forum: Problem Solving
- Topic: maths
- Replies: 1
- Views: 758
trigonometric series.
how to find the Sn of this series?
sin a + sin 2a + sin 4a + .... + sin 2^(n-1)a
- by samuel minato
Thu Dec 01, 2011 8:08 pm- Forum: Problem Solving
- Topic: trigonometric series.
- Replies: 1
- Views: 832
- by samuel minato
Thu Dec 01, 2011 7:41 pm- Forum: Problem Solving
- Topic: series.
- Replies: 2
- Views: 892
series.
hi... can anyone help me to find the sum of this series?
a + a^2 + a^4 + a^8 +... + a^(2^(n-1))= Sn
so what is the formula for Sn?
- by samuel minato
Wed Nov 30, 2011 8:31 pm- Forum: Problem Solving
- Topic: series.
- Replies: 2
- Views: 892