Q. 85.0( 1 Vote )

# The eccentricity of the hyperbola x^{2} – 4y^{2} = 1 is

A.

B.

C.

D.

Answer :

**Given:** x^{2} – 4y^{2} = 1

**To find:** eccentricity(e)

x^{2} – 4y^{2} = 1

**Formula used:**

For hyperbola

Eccentricity(e) is given by,

Here, a = 1 and

Therefore,

Hence, eccentricity is

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