15-12-2015
Mathematics

contestada

Cosx/cos3x -cos5x/cosx = 8sinxsin3x

Respuesta :

15-12-2015

This is not possible. Don't make it up.

Answer Link

websitetechie websitetechie

13-10-2021

Question:

Arrange the steps in the correct order to express cos3x in terms of cosx.

Answers:

In photo below

Explanation:

I got it correct in my test :)

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