`9 x^2 -16 y^2`

The foci of the hyperbola 9x^2-16 y^2=144 are

The eccentricity of the hyperbola 9x^(2) -16y^(2) =144 is

The vertices of the hyperbola 9x^2 - 16y^2 = 144

The eccentricity of the hyperbola 9x^(2) -16y^(2) =144 is

Write the eccentricity of the hyperbola 9x^2-16 y^2=144.

If e_(1) and e_(2) be the eccentricities of the hyperbolas 9x^(2) - 16y^(2) = 576 and 9x^(2) - 16y^(2) = 144 respectively, then -

A common tangent to 9x^(2) - 16y^(2) = 144 and x^(2) + y^(2) = 9 is