4cosx - 2cos2x - cos4x=1

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asked May 6, 2022 8.5k views

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4cosx - 2cos2x - cos4x=1

Mathematics
high-school

Reza Abbasi asked

by Reza Abbasi

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1 Answer

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Answer:

x = 360°

Answered by GAUTHMATH

Rens Van Der Heijden answered May 10, 2022

by Rens Van Der Heijden

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