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If the tangent at (3,-4) to the circle x...

If the tangent at (3,-4) to the circle `x^(2)+y^(2)-4x+2y-5=0` cuts the circle `x^(2)+y^(2)+16x+2y+10=0` in A and B then the midpoint of AB is

A

`(-6,-7)`

B

`(2-1)`

C

`(2,1)`

D

`(5,4)`

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AAKASH SERIES-CIRCLES-EXERCISE II
  1. If the inverse of P(-3,5) w.r.t to a circle is (1,3) then polar of P w...

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  2. The inverse point of (1,2) origin w.r.t. the circle x^(2)+y^(2)-4x-6y+...

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  3. If the tangent at (3,-4) to the circle x^(2)+y^(2)-4x+2y-5=0 cuts the ...

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  4. The least length of chord passing through (2,1) of the circle x^(2)+y^...

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  5. The locus of midpoints of the chord of the circle x^(2)+y^(2)=25 which...

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  6. The locus of the mid points of the chords of x^(2)+y^(2)=a^(2) which ...

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  7. Locus of mid points of chords to the circle x^(2)+y^(2)-8x+6y+20=0 whi...

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  8. From origin chords are drawn to the cirlce x^(2)-y^(2)-2px=0 then locu...

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  9. The equation to the locus of the midpoints of chords of the circle x^(...

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  10. The locus of the midpoint of the chord of the circle x^(2)+y^(2)-2x-2y...

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  11. Let C be the circle with centre (0,0) and radius 3 units. The equation...

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  12. From the point A(0,3) on the circle x^(2)+4x+(y-3)^(2)=0, a chord AB i...

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  13. The parametric equations x=(2a(1-t^(2)))/(1+t^(2)) and y=(4at)/(1+t^(...

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  14. If (pi)/6 and (pi)/2 are the ends of chord of the circle x^(2)+y^(2)=1...

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  15. If a straight line through C(-sqrt(8),sqrt(8)) making an asngle 135^(@...

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  16. The loucs of the point of intersection of the tangents to the circle x...

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  17. The locus of a point which divides the join of A(-1,1) and a variable ...

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  18. If the two circles (x-1)^(2)+(y-3)^(2)=r^(2) and x^(2)+y^(2)-8x+2y+8=0...

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  19. Ilf the circle x^(2)+y^(2)=2 and x^(2)+y^(2)4x-4y+lamda=0 have exactly...

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  20. If the circles (x-a)^(2)+(y-b)^(2)=r^(2), (x-b)^(2)+(y-a)^(2)=r^(2) to...

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