Which one of the following points lies outside the ellipse `(x^(2)//a^(2))+(y^(2)//b^(2))`?

Which of the following points lies on the line y = 2x + 3 ?

Which one of the following points lies on the straight line (x-1)/(2)=(y+1)/(4)=(z-2)/(-2) ?

Show that the point (9,4) lies outside the ellipse (x^(2))/(10)+(y^(2))/(9)=1

Show that the point (9,4) lies outside the ellipse (x^(2))/(10)+(y^(2))/(9)=1

which one of the following is the common tangent to the ellipses,(x^(2))/(a^(2)+b^(2))+(y^(2))/(b^(2))=1 and (x^(2))/(a^(2))+(y^(2))/(a^(2)+b^(2))=1?

For what values of a^(2) does the point (2sqrt(3), 1) lie outside the ellipse (x^(2))/(a^(2)) +(y^(2))/(4) = 1 ?

the locus of the point of intersection of tangents to the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 which meet at right , is

The locus of the point of intersection of tangents to the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 which meet at right , is

Which of the following is a point at which the ellipse (x^(2))/(9)+(y^(2))/(16)=1 intersects the y - axis ?

The locus of the point of intersection of two tangents to the ellipse x^(2)//a^(2)+y^(2)//b^(2)=1 which make an angle 60^(@) with one another is