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zubka84 [21]
2 years ago
10

Prove that cos 2theta - cos 4theta + cos 6theta - cos 12theta = 4 sin 3theta sin 5theta cos 4theta

Mathematics
2 answers:
Vikki [24]2 years ago
8 0

Answer:

i have no idea'

Step-by-step explanation:

Olin [163]2 years ago
8 0
Cos=sin=cos


Mark brainliest please


Hope this helps you
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i attached my work, hope this helps

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