1.

Tangents are drawn from any point on the line x+4a=0 to the parabola y2=4ax. Then the angle subtended by the chord of contact at the vertex will be .

Answer»

Tangents are drawn from any point on the line x+4a=0 to the parabola y2=4ax. Then the angle subtended by the chord of contact at the vertex will be .



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