Axis of a parabola lies along $x$-axis. If its vertex and focus are at distances $2$ and $4$ respectively from the origin, on the positive $x$-axis then which of the following points does not lie on it ?
- $(4, -4)$
- $(5 , 2 \sqrt{6})$
- $(8, 6)$
- $ 6 , 4 \sqrt{2}$
The Correct Option is C
Solution and Explanation
$y^2 = 8 (x - 2)$
$(8, 6)$ does not lie on parabola.
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