lf $e$ and $e^{{}^{\prime }}$ are the eccentricities of the ellipse $5x^2+9y^2=45$ and the hyperbola $5x^2-4y^2=45$ respectively then $e{e}^{{}^{\prime }}$ is

Q. If $e$ and $e^{\prime }$ are the eccentricities of the ellipse $5x^2+9y^2=45$ and the hyperbola $5x^2-4y^2=45$ respectively, then $e{e}^{\prime }$ is equal to

Q. Statement-l :

Q.

The length of the latus rectum of the ellipse $5x^2+9y^2=45$ is

Q. If $e_1$ and $e_2$ are the eccentricities of the ellipse $9x^2+4y^2=36$ and the hyperbola $9x^2-4y^2=36$ respectively, then

Q. If $e_1$ and $e_2$ are respectively the eccentricities of the ellipse $\frac{x^2}{18}+\frac{y^2}{4}=1$ and the hyperbola $\frac{x^2}{9}-\frac{y^2}{4}=1$, then the relation between $e_1$ and $e_2$ is: