If the normal to the ellipse `x^2/25+y^2/1=1` is at a distance p from the origin then the maximum value of p is

If P is the length of perpendicluar drawn from the origin to any normal to the ellipse x^(2)/25+y^(2)/16=1 , then the maximum value of p is

If P is the length of perpendicluar drawn from the origin to any normal to the ellipse x^(2)/25+y^(2)/16=1 , then the maximum value of p is

If P is the length of perpendicluar drawn from the origin to any normal to the ellipse x^(2)/25+y^(2)/16=1 , then the maximum value of p is

If P is the length of perpendicluar drawn from the origin to any normal to the ellipse x^(2)/25+y^(2)/16=1 , then the maximum value of p is

A normal is drawn to the ellipse x^2/(25)+y^2/(16)=1 . The max distance of the normal from the centre is

If from a point P(0,alpha) , two normals other than the axes are drawn to the ellipse (x^2)/(25)+(y^2)/(16)=1 such that |alpha| < k then the value of 4k is

If from a point P(0,alpha) , two normals other than the axes are drawn to the ellipse (x^2)/(25)+(y^2)/(16)=1 such that |alpha| < k then the value of 4k is

Suppose S and S' are foci of the ellipse (x^(2))/(25) + (y^(2))/(16)= 1. If P is a variable point on the ellipse and if Delta is area of the triangle PSS' , then the maximum value of Delta is :