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15 February, 13:24

Determine the general solution: sin 2x=-1/2

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  1. 15 February, 13:41
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    as sin (11pi/6) = - 1/2

    so

    2x = 7pi/6+2npi

    and

    2x = 11pi/6 + 2npi

    solve both of them for x and you will get your answer
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