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26 May, 22:06

Solve the equation 2sin (x) + 1 = 0.

If 180° sxs 270°, then x=

If 270° sxs 360°, then x=

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Answers (1)
  1. 26 May, 22:35
    0
    Step-by-step explanation:

    2 sin x + 1 = 0

    2 sin x = - 1

    sin x = - 1/2

    x = 210° or 330°
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