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If 8theta =Pi thenprovethat cos7theta + cottheta =0

Mithilesh Thakur , 8 Years ago
Grade 11
anser 1 Answers
Saurabh Koranglekar

Last Activity: 6 Years ago

Dear student

https://www.askiitians.com/forums/Trigonometry/if-eight-theta-is-equal-to-pi-show-that-cos-7-thet_179958.htm

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