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27 October, 10:23

Find all values of x in the interval [0, 2π] that satisfy the equation. 7 sin (2x) = 7 cos (x)

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  1. 27 October, 10:52
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    Turn sin (2x) into 2sin (x) cos (x) and solve.

    the equation should be in the book.

    you also need to know your unit circle

    I might be wrong though
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