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If the circle x^(2)+y^(2)+4x+22y+c=0 bis...

If the circle `x^(2)+y^(2)+4x+22y+c=0` bisects the circumference of the circle `x^(2)+y^(2)-2x+8y-d=0` then c+d is equal to

A

60

B

50

C

40

D

5

Text Solution

Verified by Experts

The correct Answer is:
B
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VMC MODULES ENGLISH-CIRCLES-LEVEL-1
  1. The equation of the circle which has a tangent 2x-y-1=0 at (3, 5) on i...

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  2. If the tangent from a point p to the circle x^2+y^2=1 is perpendicula...

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  3. If the circle x^(2)+y^(2)+4x+22y+c=0 bisects the circumference of the ...

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  4. Find the equation of the circle passing through the points of intersec...

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  5. The equation of the tangent to the circle x^2+y^2=a^2, which makes a t...

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  6. The locus of the mid-points of the chords of the circle x^2+ y^2-2x-4...

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  7. Find the equation of a circle with center (4, 3) touching the circle x...

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  8. Find the equation of the circle whose radius is 3 and which touches ...

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  9. Let f(x,y)=0 be the equation of a circle. If f(0,lamda)=0 has equal ro...

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  10. Find the equation of the circle passing through the point of intersect...

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

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  12. The angle subtended by the chord x +y=1 at the centre of the circle x^...

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  13. The locus of the centre of the circles which touches both the axes is ...

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  14. The circumcentre of the triangle formed by the lines, xy + 2x + 2y + 4...

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  15. The locus of the midpoint of a chord of the circle x^2+y^2=4 which sub...

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  16. The line ax+by+by+c=0 is normal to the circle x^(2)+y^(2)+2gx+2fy+d=0...

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  17. If the points (2, 0), (0, 1), (4, 5)and (0, c) are concyclic, then th...

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  18. If a circle of constant radius 3k passes through the origin O and meet...

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  19. Find the equation of the circle passing through (1,0)a n d(0,1) and ha...

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  20. The equation of the circle which touches the axes of coordinates an...

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