CBSE BOARD X, asked by Manish690, 1 year ago

Sin A - 2 sin3 A / 2 cos 3 A - cos A = tan A with solution


drushasangwan: So v need to prove it right?

Answers

Answered by abhishek123451702
12
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ScorpioIDJ: brainly
Answered by Sangeethasekar44
3

Here is ur answer

Use cos 2teta formula and u will get the answer



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