For the ellipse ( x^ 2 49 + y^ 2 25 =1 )

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

Problem

For the ellipse

\dfrac{x^{2}}{49}+\dfrac{y^{2}}{25}=1

, what is its eccentricity? (a)

\dfrac{5}{7}

(b)

\dfrac{\sqrt{6}}{7}

(c)

\dfrac{2\sqrt{6}}{7}

(d)

\dfrac{\sqrt{24}}{5}