Tangents are drawn from the point to the ellipse touching the ellipse at points and

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

Problem

Tangents are drawn from the point P(3,4)P(3, 4) to the ellipse x29+y24=1\frac{x^2}{9} + \frac{y^2}{4} = 1 touching the ellipse at points AA and BB. What are the coordinates of AA and BB? (1) (3,0)(3, 0) and (0,2)(0, 2) (2) (−85,216115)\left(-\frac{8}{5}, \frac{2\sqrt{161}}{15}\right) and (−95,85)\left(-\frac{9}{5}, \frac{8}{5}\right) (3) (−85,216115)\left(-\frac{8}{5}, \frac{2\sqrt{161}}{15}\right) and (0,2)(0, 2) (4) (3,0)(3, 0) and (−95,85)\left(-\frac{9}{5}, \frac{8}{5}\right)

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