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cot3a=?

cot3a=?

Grade:12th pass

2 Answers

Vijay Mukati
askIITians Faculty 2590 Points
7 years ago
Hint: Replace cotA by 1/tanA and then use the formula for tan3A. Thanks.
pa1
357 Points
7 years ago
Hint: Replace cotA by 1/tanA and then use the formula for tan3A. Thanks.

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