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4cosx - 2cos2x - cos4x=1
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May 6, 2022
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4cosx - 2cos2x - cos4x=1
Mathematics
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Reza Abbasi
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Answer:
x = 360°
Answered by GAUTHMATH
Rens Van Der Heijden
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May 10, 2022
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Rens Van Der Heijden
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