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Find the radical centre of the following...

Find the radical centre of the following circles.
` x^2 + y^2 + 4x - 7 = 0 , 2x^2 + 3y^2 + 3x + 5y - 9 = 0 , x^2 + y^2 + y = 0`.

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Find the radical centre of the following circles. x^2 + y^2 + 4x - 7 = 0 , 2x^2 + 2y^2 + 3x + 5y - 9 = 0 , x^2 + y^2 + y = 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)

The radical centre of the circles x^(2) + y^(2) - x + 3y-3 = 0 , x^(2) + y^(2) - 2x + 2y + 2= 0 , x^(2) + y^(2) + 2x +3y - 9 = 0 is

Find the radical centre of the following circles x^2+y^2-4x-6y+5=0 x^2+y^2-2x-4y-1=0 x^2+y^2-6x-2y=0

Find the equation of the radical axis of the following circles. x^2 + y^2 -2x - 4y -1 = 0. x^2 + y^2 - 4x - 6y + 5 = 0 .

Find the equation of the radical axis of the following circles. x^2 + y^2 + 2x + 4y + 1 = 0. x^2+y^2 + 4x + y = 0

The radical centre of the circles x^(2) + y^(2)- 2x + 6y = 0 , x^(2) + y^(2) - 4x - 2y + 6 = 0 , x^(2) + y^(2) - 12x + 12y + 30 = 0 is

Find the equation of the radical axis of the following circles. x^2 + y^2 + 4x + 6y -7 = 0. 4(x^2 + y^2) + 8x + 12y - 9 = 0.

AAKASH SERIES-SYSTEM OF CIRCLES-Solved Examples
  1. If the equations of two circles whose radii are a and a' are S=0 and S...

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  2. Find the equation of the radical axis of the circles represented by 2x...

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  3. Find the radical centre of the following circles. x^2 + y^2 + 4x - ...

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  4. Show that the common chord of the circles x^2+y^2-6x-4y+9=0 and x^2+y^...

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  5. Prove that the radical axis of the circles x^2+y^2+2gx +2fy+c=0 and x^...

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  6. If the straight line represented by x cos alpha + y sin alpha = p inte...

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  7. Find the equation of the circle passing through the intersection of th...

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  8. Find the equation of the circle which cuts the circles x^2+y^2+4x+2y+1...

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  9. If the the angle between the circles x^2+y^2-12x-6y+41=0 and x^2+y^...

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  10. Find the equation of the circle which passes through the point (0,-3) ...

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  11. If P and Q are conjugate points w.r.t a circle S=x^2+y^2+2gx+2fy+c=0 ,...

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  12. If the equations of two circles whose radii are a and a' are S=0 and S...

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  13. Find the equation of the cirlcle which cuts orthogonally the three ci...

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  14. Find the equation of the circle passing through the intersection of th...

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  15. If the straight line represented by x cos alpha + y sin alpha = p inte...

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  16. Find the equations of the circles which cut orthogonally the circles ...

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  17. Find the equation of the radical axis of the circles represented by 2x...

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  18. if the two circles x^2 + y^2 + 2gx + 2fy = 0 and x^2 + y^2 + 2g'...

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  19. Find the radical centre of the circles x^(2)+y^(2)+4x=7=0, 2x^(2)+2y...

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  20. Show that the common chord of the circles x^2+y^2-6x-4y+9=0 and x^2+y^...

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