T or F The value(s) of x when sin(x) = -1 are x = -90° and 270°?

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T or F
The value(s) of x when sin(x) = -1 are x = -90° and 270°?

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Iris 2 weeks 2021-09-10T23:32:11+00:00 1 Answer 0

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    2021-09-10T23:33:53+00:00

    Answer:

    True

    Step-by-step explanation:

    Sin (x) = -1

    Sinx= -sin (90) or sin (180+90)

    Sinx= sin (-90) or sin 270

    x=-90° or 270°

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