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Grade: 11 

                        
sinx+siny=3(cosy-cosx) find sin3x+sin3y

							
sinx+siny=3(cosy-cosx)
find sin3x+sin3y
6 years ago

Answers : (2)

Vinod Kumar
askIITians Faculty
9 Points 
							
Thanks and Regards,
Vinod Kumar,
askIITians faculty,
IIT-Delhi
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6 years ago
XYZ
11 Points 
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3 years ago
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