twistedrebel
Active Member
- Joined
- Dec 23, 2009
- Messages
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- HSC
- 2010
I got 2 quick induction questions
1. 1/1.2 + 1/2.3 + 1/3.4 .....+1/n(n+1) = 1 - 1/n+1
Another question is
2. n(sigma notation) 1 n^3= n^2(n+1)^2/4
1. 1/1.2 + 1/2.3 + 1/3.4 .....+1/n(n+1) = 1 - 1/n+1
Another question is
2. n(sigma notation) 1 n^3= n^2(n+1)^2/4