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  • Perplex
    IB Math AISL
    /
    Differentiation
    /

    Problem Bank

    [Maximum mark: 6]

    Consider the parabola


    ​
    y=x2
    ​

    and the point ​P(0,3).

    1. Show that at a general point (​a,a2​) on the curve, the equation of the normal is

      ​
      y−a2=−2a1​(x−a)
      ​
      [3]
    2. Find the values of ​a​ for which this normal passes through ​P.

      [3]

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