Solve the equation cos x=-1/2

Kendra Hudson 2022-09-12 Answered
Solve the equation cos x=-1/2
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Answers (1)

Peyton Atkins
Answered 2022-09-13 Author has 13 answers
cos x = 1 / 2
x = ± ( π arccos 1 / 2 ) + 2 π n
x = ± π π / 3 + 2 π n
x = ± 2 π / 3 + 2 π n, where n is an integer

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