Math, asked by A5J, 8 months ago

Prove that .....sin 4A - sin 5A + sin 9A - sin 13A/cos A - cos 5A - cos 9A + cos 13A= cot 4A

I will mark as brainliest to those who give me step by step explaination

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Answered by rajdheerajcreddy

Answer's in the pic........

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