Math, asked by omshivyadubansi, 8 months ago

cosx+cos5x/sine7x+sine5x

Answers

Answered by bannybannyavvari

2

Answer:

5x = cot x

— ... cos 5x & sin 7x – sin 5x separately cos x + cos y = 2 cos (x + y)/2 cos (x − y)/2 Putting ..

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