1.

The length of the latus rectum of the ellipse \[9{{x}^{2}}+4{{y}^{2}}=1\], is [MP PET 1999]

A. \[\frac{3}{2}\]
B. \[\frac{8}{3}\]
C. \[\frac{4}{9}\]
D. \[\frac{8}{9}\]
Answer» D. \[\frac{8}{9}\]


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