The eccentricity of the conic 9x2 – 16y2 = 144 is

Given: 9x2 – 16y2 = 144


To find: eccentricity(e)


9x2 – 16y2 = 144





Formula used:


For hyperbola


Eccentricity(e) is given by,



Here, a = 4 and b = 3





⇒ c = 5


Therefore,



Hence, eccentricity is

5