+0  
 
0
41
2
avatar+534 

 

1.

 

2.

 

3.

 Feb 13, 2019
 #1
avatar+17269 
+3

Third One   Multiplying by 2 makes the wave TALLER....vertically stretched  by 2

                    Adding 3   shifts it UP 3 units

 Feb 13, 2019
 #2
avatar+17269 
+3

First and Second one graphs

 

 Feb 13, 2019

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