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The radical axis of the circleS x^(2)...

The radical axis of the circleS
`x^(2)+y^(2)+3 x+4 y-5=0`
`x^(2)+y^(2)-5 x+5 y-6=0` is

A

`8 y-x+1=0`

B

`8 x-y+1=0`

C

`8 x-8 y+1=0`

D

`y-8 x+1=0`

Text Solution

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The correct Answer is:
B
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HIMALAYA PUBLICATION-CIRCLES-QUESTION BANK
  1. The number of common tangtnts that can be drawn to the circleS x^(2)+...

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  2. Two circleS of equal radius ' r ' cut orthogonally. If their centres ...

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  3. The radical axis of the circleS x^(2)+y^(2)+3 x+4 y-5=0 x^(2)+y^(...

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  4. The equation of the normal to the circle x^(2)+y^(2)+6 x+4 y-3=0 at (...

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  5. A line is at a constant distance c from the origin and meets the coord...

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  6. The four distinct points (0,0),(2,0),(0,-2) and (k,-2) are conclyic if...

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  7. The radius of the larger circle lying in the first quadrant and touch...

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  8. The equation of the circle of radius 5 and touching the coordinate ax...

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  9. If 2 x-4 y=9 and 6 x-12 y+7=0 are common tangtnts to a circle, then r...

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  10. If P is a point such that the ratio of the squares of the ltngths of t...

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  11. If the circle x^(2)+y^(2)+6 x-2 y+k=0 bisects the circumference of th...

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  12. A line l meet the circle x^(2)+y^(2)=61 in A and B and P(-5,6) is suc...

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  13. If the line 3 x-2 y+6=0 meets x -axis and y -axis respectively at A an...

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  14. If P(1), P(2) and P(3) are the perimeters of the three circleS and ...

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  15. The number of circleS that touch all the three lines x+y-1=0, x-y-1=0...

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  16. Which of the following equations gives a circle

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  17. The equation of the circle described on the common chord of the circ...

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  18. If y=3 x is a tangent to a circle with centre (1,1) then the other ta...

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  19. If x-y+1=0 meets the circle. x^(2)+y^(2)+y-1=0 at A and B, then t...

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  20. The ltngth of the tangtnt drawn to the circle x^(2)+y^(2)-2 x+4 y-11=...

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