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sigma i equal to 1 to n sin thetha i is equal to n then sigma i equal to 1 to n cos thetha i is equal to how much

sigma i equal to 1 to n  sin thetha i is equal to n then sigma i equal to 1 to n cos thetha i is equal to how much

Grade:12

1 Answers

P srivadhan
26 Points
6 years ago
for sum of n terms of sin theta to be equal to n  value of each sin theta must be equal to one , Which implies Value of each cos theta i is equal to zero . Hence required sum is zero

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