Using the equation (n+1)(n+2), use mathematical induction to prove that this is divisible by 2.

Given: n=1

n=k+1

- Fri Sep 30, 2011 2:43 am
- Forum: Advanced Algebra ("pre-calculus")
- Topic: Mathematcal Induction
- Replies:
**2** - Views:
**1776**

Using the equation (n+1)(n+2), use mathematical induction to prove that this is divisible by 2.

Given: n=1

n=k+1

Given: n=1

n=k+1

- Thu Sep 29, 2011 4:21 pm
- Forum: Advanced Algebra ("pre-calculus")
- Topic: Word Problem on Geometric Series
- Replies:
**1** - Views:
**1944**

Explain what the sum on an infinite geometric series is if the first term is positive and the common ratio is greater than 1.

- Thu Sep 29, 2011 4:19 pm
- Forum: Intermediate Algebra
- Topic: Finding the sum of an arithmetic series
- Replies:
**1** - Views:
**1275**

Find the sum of the following arithmetic series :

Sn of 5, 7, 9, 11,...

Sn of 5, 7, 9, 11,...