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Grade 12th passAlgebra

cosπ/15 cos 2π/15 cos π/5 cos 4π/15 cos 2π/5 cos 7π/15

Profile image of twisha
8 Years agoGrade 12th pass
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1 Answer

Profile image of Arun
8 Years ago
Dear student
 
I think you have posted a wrong question. Please check and repost it. You can also attach an image.
 
 
Regards
Arun (askIITians forum expert)