If `S` and `S\'` are two foci of the ellipse `16x^2+25y^2=400` and `PSQ` is a focal chord such that
Channel: Doubtnut
Date: 19/01/2020

If `S` and `S\'` are two foci of the ellipse `16x^2+25y^2=400` and `PSQ` is a focal chord such that `SP=16` then find `S\'Q`