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Pre CAL!! Please HELP

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find the solutions of the equation that are in the interval [0,2pi)

(a) sin2t+sint=0

(b)cost-sin2t=0

  • Pre CAL!! Please HELP - ,

    change the double angles to single angles.

    sin2t+sint=0
    2sint*cost+sint=0
    sint(2cost+1)=0
    and solve.

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