Number of distinct normal lines that can be drawn to the ellipse

MATHEMATICS · Single correct · CBSE · Mathematics · Conic Sections · Conic Sections

Problem

Number of distinct normal lines that can be drawn to the ellipse x2169+y225=1\frac{x^2}{169} + \frac{y^2}{25} = 1 , from the point (0,6)(0, 6) is (1) one (2) two (3) three (4) four

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