2. The sum of the series cos a + cos(a+B) + cos(a + 2b) + … + cosa + (n -1)}is​

Question

2. The sum of the series
cos a + cos(a+B) + cos(a + 2b) + … + cosa + (n -1)}is​

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Athena 2 weeks 2021-10-08T06:33:45+00:00 1 Answer 0 views 0

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  1. Ava
    0
    2021-10-08T06:35:22+00:00

    Answer:

    I think it’s 11 class question and I am in 10 th so I can’t answer it

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