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What does this equation x^2 - 4y^2 - ...

What does this equation
`x^2 - 4y^2 - 2x + 16y - 40 =0` represent?

A

a pair of straight lines B6

B

a parabola

C

ellipse

D

hyperbola

Text Solution

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The correct Answer is:
D
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  9. The locus of the centre of a circle which touches externally two given...

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  10. The eccentricity of the hyperbola 4x^(2) - 9y^(2) - 8x - 32 = 0 is

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  11. The eccentricity of the rectangular hyperbola is

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  12. If x^(pq) = (x^(p))^(q) , then p =

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