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Find the locus of the midpoint of the chords of the circle `x^2+y^2-ax-by=0` which subtend a right angle at the point `(a/2 ,b/2)dot` is

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CENGAGE PUBLICATION-CONIC SECTIONS-All Questions
  1. The angles at which the circles (x-1)^2+y^2=10 and x^2+(y-2)^2=5 inter...

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  2. Two circles of radii 4cm and 1cm touch each other externally and theta...

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  3. Find the locus of the midpoint of the chords of the circle x^2+y^2-ax-...

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  4. P is a point(a,b) in the first quadrant. If the two circles which pass...

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  5. The number of common tangent(s) to the circles x^2+y^2+2x+8y-23=0 and ...

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  6. If the tangents are drawn from any point on the line x+y=3 to the circ...

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  7. If the radius of the circumcircle of the triangle TPQ, where PQ is ch...

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  8. about to only mathematics

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  9. The equation of the locus of the middle point of a chord of the circle...

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  10. Two circles C1 and C2 intersect at two distinct points PandQ in a line...

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  11. The two points A and B in a plane are such that for all points P lies ...

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  12. The points of intersection of the line 4x-3y-10=0 and the circle x^2+y...

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  13. If the lines 3x-4y+4=0 and 6x-8y-7=0 are tangents to a circle, then fi...

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  14. find the area of the quadrilateral formed by a pair of tangents from t...

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  15. From the origin, chords are drawn to the circle (x-1)^2 + y^2 = 1. The...

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  16. The equation of the circle passing through the point of intersection o...

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  17. If the radii of the circles (x-1)^2+(y-2)^2=1 and (x-7)^2+(y-10)^2=4 a...

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  18. The equation of the circle which has normals (x-1).(y-2)=0 and a tange...

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  19. A wheel of radius 8 units rolls along the diameter of a semicircle of ...

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  20. The point ([p+1],[p]) is lying inside the circle x^2+y^2-2x-15=0 . T...

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