If the tangents drawn from the origin to the parabola y 2 x ( 2 ) ax 3 are perpendicular to each other, what is a ( 2 )

Question

If the tangents drawn from the origin to the parabola y   2 x   ( 2 )   ax   3 are perpendicular to each other, what is a   ( 2 )

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If the tangents drawn from the origin to the parabola y = 2 x ^ ( 2 ) + ax + 3 are perpendicular to