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cos2 (180/16)+cos2 (3*180/16)+sin2 (180/18) +sin2 (180/9) + sin2 (7*180/18) + sin2 (7*180/9)

S C REDDY , 10 Years ago
Grade 11
anser 1 Answers
Saurabh Koranglekar
Dear student

Please write the complete question

Regards
Last Activity: 6 Years ago
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