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If from a point P(0,alpha) , two normals...

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

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Two perpendicular tangents drawn to the ellipse (x^2)/(25)+(y^2)/(16)=1 intersect on the curve.

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  2. For hyperbola whose center is at (1, 2) and the asymptotes are paralle...

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  8. If S=0 is the equation of the hyperbola x^2+4x y+3y^2-4x+2y+1=0 , then...

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  9. Consider an ellipse E ,(x^2)/(a^2)+(y^2)/(b^2)=1 , centered at point O...

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  13. Rectangle ABCD has area 200.An ellipse with area 200pi passes through ...

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  14. From any point on the hyperbola (x^2)/(a^2)-(y^2)/(b^2)=1 , tangents a...

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  15. The locus of the image of the focus of the ellipse (x^2)/(25)+(y^2)/9=...

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  16. about to only mathematics

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  18. Let P(a sectheta, btantheta) and Q(aseccphi , btanphi) (where theta+...

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