Solving cos &#x2061;<!-- ⁡ --> 3

nidantasnu 2022-07-03 Answered
Solving cos 3 x = 1 2
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Answers (1)

Jayvion Tyler
Answered 2022-07-04 Author has 23 answers
3 x = 2 m π ± π 4 = π 4 ( 8 m ± 1 )
where m is any integer
Now π 4 ( 8 m 1 ) = π 4 { 8 ( m 1 ) + 7 }

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