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Math Help - Parametric equation urgent help

  1. #1
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    Parametric equation urgent help

    hey the question was to find the value of t where 0<=t<=pi where the cruve intersects y=2x

    where
    x= cost
    y= 2sint

    i am getting two values which do work can someone please verify this because the question said specifically find the value of t
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  2. #2
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    Re: Parametric equation urgent help

    i am gettin pi/4 and 3pi/4
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  3. #3
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    Re: Parametric equation urgent help

    y = 2x

    2sint = 2(cost)

    sint = cost only at t = pi/4 in the given interval
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  4. #4
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    Re: Parametric equation urgent help

    thanks
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