Math, asked by imfardinchowdhury, 8 months ago

evaluate n if cosπ/11 cos2π/11 cos3π/11....cos10π/11= -2^n

Answers

Answered by minimeams15

0

Answer:

6;:-+:-:"&'-+('65*46_"-&:+(:+(-'-+('&+8'&8-'6&7'57_:-8+'8&6'-7&7-&'

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