MCQ
Eccentricity of the rectangular hyperbola $\int_0^1 {{e^x}\left( {\frac{1}{x} - \frac{1}{{{x^3}}}} \right)} \;dx$ is
  • A
    $2$
  • $\sqrt 2 $
  • C
    $1$
  • D
    $\frac{1}{{\sqrt 2 }}$

Answer

Correct option: B.
$\sqrt 2 $
b
(b) Eccentricity of rectangular hyperbola is $\sqrt 2 .$

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