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18 October, 16:07

3 sin^{2} x + cos 2x = (5/4)

answer in radians

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Answers (1)
  1. 18 October, 19:32
    0
    I believe it's 0.540717

    Step-by-step explanation:

    3 (sin (2)) x + (cos (2)) (x) = 5/4

    Simplify: 2.311745x=5/4

    Divide: 2.311745x/2.311735=5/4/2.311745

    x=0.540717
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