Math, asked by shivang96, 10 months ago

sin x + sin 3x
- = tan 2x
cos x + cos3x​

Answers

Answered by Justinmaina123
0

Answer: not ver sure but i guess its 2x+cos

Step-by-step explanation:

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Answered by raone36
1

Step-by-step explanation:

cos x + cos3x=cot 2x ,sin x + sin 3x

- = tan 2x

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