The eccentricity of the hyperbola x^2 - y^2 = 25 is - Vidyadip

MCQ

The eccentricity of the hyperbola ${x^2} - {y^2} = 25$ is

✓
$\sqrt 2 $
B
$1/\sqrt 2 $
C
$2$
D
$1 + \sqrt 2 $

✓

Answer

Correct option: A.

$\sqrt 2 $

a
(a) $\frac{{{x^2}}}{{25}} - \frac{{{y^2}}}{{25}} = 1$.

Eccentricity $ = \sqrt 2 $ as $a = b$.

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