1.

The eccentricity of an ellipse is 2/3, latus rectum is 5 and centre is (0, 0). The equation of the ellipse is

A.            \[\frac{{{x}^{2}}}{81}+\frac{{{y}^{2}}}{45}=1\]                            
B.            \[\frac{4{{x}^{2}}}{81}+\frac{4{{y}^{2}}}{45}=1\]
C.            \[\frac{{{x}^{2}}}{9}+\frac{{{y}^{2}}}{5}=1\]                                
D.            \[\frac{{{x}^{2}}}{{{a}^{2}}}+\frac{{{y}^{2}}}{{{b}^{2}}}=1\]
Answer» C.            \[\frac{{{x}^{2}}}{9}+\frac{{{y}^{2}}}{5}=1\]                                


Discussion

No Comment Found

Related MCQs