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Alg 4-8
Algebra
Lesson 4-8
Vocabulary:
Look For A Pattern- A very useful problem solving strategy
Inductive Reasoning- When you make a conclusion based on a pattern of examples
Examples:
 
 
 
 
 
 
 
 
 
 

Input

 

Output

1

 

6

2

 

10

3

 

14

4

 

18

5

 

22

6

 

26

  
To solve, find the pattern between all numbers. The first input adds +5 to get the output, 6.
The second input adds on 3 more than the first input did.
You continue adding 3 each time.
The next three outputs are 30, 34, and 38.
 
 
 
 

Toothpicks

 

To solve, figure out how many more triangles are added each time.

Then add that many more onto the next picture, and so on...

 

*The number of triangles increase by one.

 

*The next picture would have four overlapping triangles.

 

 

 
 
 
 
 
 
Online resources: http://www.learner.org/channel/courses/learningmath/algebra/session2/index.html   <<-- A sight that lets you try some problems out, and explains how to solve them.
Pictures:
Additional Information:
When going through the coordinate (0,0) use multiplication
 
This page by:
A*J*T
AMY JO FULL
AMANDA FAYE TATE