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if , & are in AP., 2 = hint cot = cot ---------- 2>please help out with this problem

if \alpha,\beta &\delta are in AP., 2\beta\alpha +\delta
 hint cot \beta = cot \alpha +\delta
                          ----------
                             2>please help out with this problem

Grade:10

1 Answers

Nishant Vora IIT Patna
askIITians Faculty 2467 Points
4 years ago
Dear student,

Whats the question?
What do we have to find out ?

Thanks

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