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If normal are drawn from a point P(h , k...

If normal are drawn from a point `P(h , k)` to the parabola `y^2=4a x` , then the sum of the intercepts which the normals cut-off from the axis of the parabola is `(h+c)` (b) `3(h+a)` `2(h+a)` (d) none of these

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