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Radical axis of the circles x^(2)+y^(2) ...

Radical axis of the circles `x^(2)+y^(2) +6x-2y-9=0 and x^(2)+y^(2)-2x+9y-11=0` is :

A

`8x-11y+2=0`

B

`8x+11y+2=0`

C

`8x+11y-2=0`

D

`8x-11y-2=0`

Text Solution

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The correct Answer is:
B
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ML KHANNA-THE CIRCLE -Problem Set (6) (MULTIPLE CHOICE QUESTIONS)
  1. Given the circles x^(2)+y^(2)-4x-5=0 and x^(2)+y^(2)+6x-2y+6=0. Le...

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  2. The locus of a point which moves so that the tangents from it to the t...

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  3. Radical axis of the circles x^(2)+y^(2) +6x-2y-9=0 and x^(2)+y^(2)-2x+...

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  4. If the radical axis of the circles x^(2)+y^(2) +2gx +2fy+c=0 and 2x^(2...

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  5. The equation of the line passing through the intersection of the circl...

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  6. The equation x^(2)+y^(2)+2gx+c=0 where g is a parameter and c is a con...

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  7. The distance of the point (1, 2) from the radical axis of the circles ...

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  8. The co-ordinates of the point from which the lengths of tangents to th...

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  9. The co-ordinates of the point from which the length of tangents to the...

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  10. The radical centre of three circles described on the three sides of a ...

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  11. The radical centre of the circle x^(2)+y^(2)=1, x^(2)+y^(2)-2x=1 and x...

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  12. Length of tangent from the radical centre of the three circles x^(2)+y...

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  13. Locus of the point from which the difference of the squares of lengths...

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  14. The length of tangent from (5,1) to the circle x^(2)+y^(2)+6x-4y-3=0 ...

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  15. x^(2)+y^(2)+2lambdax +5=0 and x^(2)+y^(2)+2lambday+5=0 are the equatio...

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  16. If the tangent at the point p on the circle x^(2)+y^(2)+6x+6y=2 meets ...

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  17. The lengths of the tangents from any point on the circle 15x^(2)+15y^...

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  18. The length of the tangent drawn from any point on the circle S=x^(2)+...

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  19. A and B are two points (0,0) and (3a,0) respectively. Points P and Q a...

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  20. If the distances from the origin of the centres of the three circles x...

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