Dynamic proof for the expansions of sin(A-B) and cos(A-B)

Dynamic proof for the expansions of sin(A-B) and cos(A-B)

 

Michael Borcherds

 
Resource Type
Activity
Tags
expansion  trigonometric  trigonometry 
Target Group (Age)
15 – 18
Language
English (United States)
 
 
GeoGebra version
4.2
Views
2161
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