Prove that (1+ Cosπ/8) (1+ Cos3π/8) (1+ Cos5π/8) (1+ Cos7π/8)= 1/8

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Prove that (1+ Cosπ/8) (1+ Cos3π/8) (1+ Cos5π/8) (1+ Cos7π/8)= 1/8
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  1. Suresh Niroula
  2. Prove that (1 Cosπ/8) (1 Cos3π/8) (1 Cos5π/8) (1 Cos7π/8)= 1/8
  3. (1 Cosπ/8) (1 Cos3π/8) (1 Cos5π/8) (1 Cos7π/8)= 1/8
  4. (1 Cosπ/8) (1 Cos3π/8) (1 Cos5π/8) (1 Cos7π/8)
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Комментарии
Автор

this was really helpful thank you sir tara yedi sin vako vaye (1+sinpi/8) (1+sin3pi/8) (1-sin7pi/8) (1-sin7pi/8)= 1/8 chai kasari prove garne ho

nisamlimbu.
Автор

I was not able to understand your language but i was able to catch some terms which helped me understand it than you

mahimapatel