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Find the centre and radius of the circle...

Find the centre and radius of the circle
`3x^(2)+ 3y^(2) - 6x + 4y - 4 = 0`

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The correct Answer is:
`5/3`
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Find the centre and radius of the circle x^(2) + y^(2) + 2x-4y-4=0

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Find the angle between the tangents drawn from (3, 2) to the circle x^(2) + y^(2) - 6x + 4y - 2 = 0

Find the equation of tangent and normal at (3, 2) of the circle x^(2) + y^(2) - x -3y - 4 = 0.

Find the pair of tangents drawn from (3,2) to the circle x^(2) + y^(2) - 6x + 4y - 2 = 0

Find the external centre of similitude for the circles x^(2) + y^(2) - 2x - 6y + 9 =0 and x^(2) + y^(2) = 4

Find the value of k if kx+ 3y - 1 = 0, 2x + y + 5 = 0 are conjugate lines with respect to the circle x^(2) + y^(2) - 2x - 4y - 4 =0 .

Find the radical centre of the following circles. x^2 + y^2 - 4x - 6y + 5 = 0 " __"(i) x^2 + y^2 - 2x -4y - 1 = 0" ___"(ii) x^2 + y^2 - 6x - 2y = 0 " __"(iii)

AAKASH SERIES-CIRCLES-PRACTICE EXERCISE
  1. Find the centre and radius of the circle 3x^(2)+ 3y^(2) - 6x + 4y - ...

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  2. The circle with centre (1,1) and radius 1 is

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  3. For a circle two diameter are x+y=3, x-y=1 then centre is

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  4. Circle with centre (-1,2) and passing through origin is

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  5. The equation of the circle concentric with x^(2)+y^(2)-6x+4y-3=0 and h...

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  6. The equation of the circle concentric with x^(2)+y^(2)-2x+8y-23=0 and ...

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  7. For the circle x^(2)+y^(2)-4x+2y+c=0 radius is 4 then c=

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  8. If A(1),A(2),A(3) be the areas of circles x^(2)+y^(2)+4x+6y-19=0, x^(2...

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  9. The equation of the circle with centre (2,3) and distance between (0,0...

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  10. The equation of the circle with radius 4 and centres as the midpoint o...

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  11. The circle with centre (1,-3) and radius being the distance between th...

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  12. If the area of the circle x^(2)+y^(2)+4x+2y+k=0 is 5pi square cms then...

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  13. If (2,3) is an extremity of a diameter of the circle x^(2)+y^(2)-5x-8y...

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  14. The line x/a+y/b=1 meets the axis of and y at A and B respectively and...

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  15. Equation of circle with centre (-1,2) and passing through the centroid...

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  16. The centroid of an equilateral triangle is (0, 0) and the length of th...

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  17. Equation of the circle with radius 10 and whose two diameters are x+y=...

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  18. If a circle is inscribed in a square of side 10, so that the circle t...

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  19. Show that the equation of the circle which pass through the points (1,...

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  20. If the abscissae of points A, B are the roots of the equation x^(2) + ...

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  21. The abscissae of two points A and B are the roots of the equation x^(2...

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