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Gracie Y.

asked • 10/01/18

Solve 6 cos ( 2 x ) = 6 cos^2 ( x ) − 2 for all solutions 0 ≤ x < 2 π

 Give your answers accurate to at least 2 decimal places.

1 Expert Answer


Gabe T.

how did you go for -2 to -1 in the first few steps


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