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Question

write the eccentricity of hyperbola

9x216y2=144

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Solution

We,have,

9x216y2=144

9x214416y2144=1

x216y29=1

It is of the form x2a2y2b2=1,where a2=16 and b2=9

(Now,\)

e=1+b2a2

=1+916

=2516

=54

Hence,e==54


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