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18 July, 00:58

Sin^2x + sin x = 0

Find all solutions to the equation

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Answers (1)
  1. 18 July, 02:29
    0
    Factor out sin x

    Sin x (sinx + 1) = 0

    Use the zero product property

    Sin x=0

    Sin x+1 = 0

    Solutions

    x = 0 degrees

    x = 270 or - 90 degrees
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