falconone24 falconone24

01-12-2020
Mathematics

contestada

Express sin 6x-sin 2x in product form.

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surjithayer10 surjithayer10

01-12-2020

Answer:

Step-by-step explanation:

sin C-sin D=2cos ((C+D)/2)sin ((C-D)/2)

[tex]sin ~6x-sin ~2x=2cos ~\frac{6x+2x}{2} sin ~\frac{6x-2x}{2} \\=2 ~cos~4x~sin~2x[/tex]

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