If e and e' are the eccentricities of the ellipse `5x^(2) + 9 y^(2) = 45 ` and the hyperbola `5x^(2) - 4y^(2) = 45 respectively , then ee' is equal to

If e and e^(prime) are the eccentricities of the ellipse 5 x^(2)+9 y^(2)=45 and the hyperbola 5 x^(2)-4 y^(2)=45 respectively, then ee'=

If e and e^1 are the eccentricities of the ellipse 5x^(2)+9y^(2)=45 and the hyperbola 5x^(2)-4y^(2)=45" then "e e^(1)=

The eccentricity of the ellipse 5x^(2) + 9y^(2) = 1 is _

The eccentricity of the ellipse 5 x^(2)+9 y^(2)=1 is

The eccentricity of the ellipse 5x^(2)+9y^(2)=1 is

If e and e' are the eccentricities of the ellipse 5x^(2)+9y^(2)=45 and the hyperbola 5x^(2)-4y^(2)=45 then ee' = A.9 B.5 C.4 D.1

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 -

If e_(1) and e_(2) are eccentricities of the ellipse (x^(2))/(18)+(y^(2))/(4)=1 and the hyperbola (x^(2))/(9)-(y^(2))/(4)=1 respectively, then the relation between e_(1) and e_(2) is