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Find the centre and radius of the circle...

Find the centre and radius of the circle.
`x^2+y^2-8x+10y-12=0`.

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Centre .(4,-5). and radius .sqrt53.
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V PUBLICATION-CONIC SECTIONS-Question Bank
  1. Find the centre and radius of the circles (x+5)^2+(y-3)^2=36.

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  2. Find the centre and radius of the following circles. x^2+y^2-4x-8y-4...

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  3. Find the centre and radius of the circle. x^2+y^2-8x+10y-12=0.

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  4. Find the centre and radius of the following circles. 2x^2+2y^2-x=0

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  5. Find the equation of the circle passing through the points (4,1) and (...

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  6. Find the equation of the circle passing through the points (2,3) and (...

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  7. Find the equation of the circle with radius 5 whose centre lies on x-a...

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  8. Find the equation of the circle passing through (0,0) and making inter...

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  9. Find the equation of the circle with centre (2,2) and passing through ...

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  10. Does the point (-2.5,3.5) lie inside, outside or on the circle x^2+y^2...

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  11. Find the Focus, vertex and latus rectum of the parabola y^2=8x.

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  12. Find the equation of the parabola with focus (2,0) and directrix x=-2

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  13. Find the equation of the parabola with vertex at (0,0) and focus at (0...

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  14. Find the equation of the parabola which is symmetric about the y- axis...

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  15. Find the coordinates of the focus, axis of the parabola, the equation ...

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  16. Find the coordinates of the focus, axis of the parabola, the equation ...

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  17. Find the coordinates of the focus, axis of the parabola, the equation ...

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  18. Find the coordinates of the focus, axis of the parabola, the equation ...

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  19. Find the coordinates of the fòcus, axis of the parabola, the equation ...

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  20. Find the equation of the parabola satisfying the following condition, ...

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