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The equation x^2-3xy+y^2+10x-10y+21=0rep...

The equation `x^2-3xy+y^2+10x-10y+21=0`represents a _____having its centre at______.

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A DAS GUPTA-Ellipse and Hyberbola-EXERCISE
  1. Find the locus of the-mid points of the chords of the circle x^2 + y^2...

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  2. If alpha and beta be the angles subtended by the major axis to an elli...

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  3. The equation x^2-3xy+y^2+10x-10y+21=0represents a having its centre at...

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  4. The eccentricity of a rectangular hyperbola, is

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  5. Equation of the ellipse whose focus is (6,7) directrix is x + y + 2 = ...

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  6. The latus rectum of an ellipse is 10 and the minor axis Is equal to th...

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  7. Find the equation of an ellipse hose axes lie along the coordinate ...

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  8. if in a hyperbola the eccentricity is sqrt3 and the distance between t...

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  9. Show that the equation x^2-2y^2-2x+8y-1=0 represents a hyperbola. Find...

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  10. Find the equations of normal to the parabola y^2=4a x at the ends of t...

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  11. Let P be a variable point on the ellipse (x^2)/(a^2)+(y^2)/(b^2)=1 wit...

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  12. The number of maximum normals that can be drawn from any point to an e...

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  13. If a tangent to the ellipse x^2/a^2+y^2/b^2=1, whose centre is C, me...

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  14. Find the length of the chord of the ellipse x^2/25+y^2/16=1, whose mid...

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  15. If the line lx+my+n=0 touches the hyperbola (x^(2))/(a^(2))-(y^(2))/(b...

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  16. Show that 3x^(2) - 3y^(2) - 18x + 12y + 2 = 0 represents a rectangular...

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  17. The point P on the ellipse 4x^2+9y^2=36 is such that the are of the P...

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  18. If the tangent and normal to a rectangular hyperbola cut off intercept...

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  19. The equation 14x^2 - 4xy+ 11y^2 - 44x - 58y + 71 = 0 represents

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  20. If e is eccentricity of the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1(...

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