atan(2/3)+atan(1/5)=atan(1)

atan(2/3)+atan(1/5)=atan(1)
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Georg Wengler —

 
Resource Type
Activity
Tags
collection  difference-and-slope  tangent-function  trigonometry  tutorial 
Target Group (Age)
3 – 19+
Language
German / Deutsch
 
 

Books

 
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