Mathematics
Mathematics, 01.12.2020 04:30, dameiranderson

[Sin A + Sin 3A + Sin 5A + Sin 7A]÷

[Cos A + Cos 3A + Cos 5A + Cos 7A]
=Tan 4A

answer
Answers: 1

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Do you know the correct answer?
[Sin A + Sin 3A + Sin 5A + Sin 7A]÷

[Cos A + Cos 3A + Cos 5A + Cos 7A]
=Tan 4A...

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