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Find the centre and radius of each of the following circle: `x^2+y^2-x+2y-3=0`

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RD SHARMA ENGLISH-THE CIRCLE-All Questions
  1. Find the centre and radius of each of the following circle: (x+5)^2+(y...

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  2. Find the centre and radius of each of the following circle: x^2+y^2-4x...

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  3. Find the centre and radius of each of the following circle: x^2+y^2-x+...

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  4. Find the equation of the circle whose centre is (1,2) and which passes...

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  5. Find the equation of the circle passing through the point of inters...

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  6. Find the equation of the circle whose centre lies on the positive d...

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  7. Find the equation of a circle: 1)Which touches both the axes at a dis...

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  8. If the equations of two diameters of a circles are x+y=6\ a n d\ x+2...

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  9. Find the equation of the circle which has its centre at the point (...

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  10. Find the equation of the circle which touches the coordinate axes and ...

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  11. A circle whose centre is the point of intersection of the lines 2x-3y+...

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  12. A circle of radius 4 units touches the coordinate axes in the first ...

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  13. Find the equations of the circles touching y-axis at (0,3) and making ...

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  14. Find the equations of the circles passing through two points on y-axis...

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  15. If the lines 3x-4y-7 = 0 and 2x-3y-5=0 are two diameters of a circle o...

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  16. The circle x^2+y^2-2x-2y+1=0 is rolled along the positive direction of...

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  17. One of the diameters of the circle circumscribing the rectangle ABCD i...

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  18. Find the centre of a circle passing through (5,-8), (2,-9) and (2,1)

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  19. Find the area of equilateral triangle inscribed in a circle x^2+y^2+2g...

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  20. Find the coordinates of the centre and radius of each of the following...

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