1
VITEEE 2021
MCQ (Single Correct Answer)
+1
-0

The focal distance of the point $$(x, y)$$ from the ellipse $$\frac{x^2}{a^2}+\frac{y^2}{b^2}=1, a>b$$ is

A
$$a \pm \sqrt{1-\frac{b^2}{a^2}} y$$
B
$$b \pm \sqrt{1-\frac{a^2}{b^2}} y$$
C
$$a \pm \sqrt{1-\frac{b^2}{a^2}} x$$
D
$$b \pm \sqrt{1-\frac{a^2}{b^2}} x$$
2
VITEEE 2021
MCQ (Single Correct Answer)
+1
-0

The eccentricity of the ellipse $$25 x^2+9 y^2-150 x-90 y+225=0$$ is

A
$$\frac{4}{5}$$
B
$$\frac{3}{5}$$
C
$$\frac{4}{15}$$
D
$$\frac{9}{5}$$
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