Math, asked by dmacadrish2, 1 year ago

if 8 theta = π prove that cos 7 theta + cos theta = 0

Answers

Answered by brunoconti

10

Answer:

Step-by-step explanation:

BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST

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