The department of Mathematics Education


The Investigation of Graphs of Sine Function

by GooYeon Kim


The various forms of sine functions can be explored by Graphing Calculator more explicitly. Here, we are examining the graphs of sine functions with it and how they are changed according to variables. Mainly, the form of y=asin(bx+c) will be discussed.

First, let's think about a simpler form, that is, y=sinx, and transformation of that.

1. a=1, b=1

 

2. a=1, b=2

 

3. a=1, b=-1

 

4. a=2, b=1

 

5. a=-3, b=0.5

 

6. a=0.3, b=-2

 

7. y=0.3sinx(-2x)

 

8. Exploring of sine graphs

 


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