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The locus of a point which divides the j...

The locus of a point which divides the join of A(-1,1) and a variable point P on the circle `x^(2)+y^(2)=4` in the ratio 3:2 is

A

`25(x^(2)+y^(2))+20(x+y)+28=0`

B

`25(x^(2)+y^(2))-20(x+y)+28=0`

C

`25(x^(2)+y^(2))+20(x-y)+28=0`

D

`25(x^(2)+y^(2))+20(x-y)-28=0`

Text Solution

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The correct Answer is:
D
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AAKASH SERIES-CIRCLES-EXERCISE II
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  4. 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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  7. The common tangents to the circles x^(2)+y^(2)-6x=0, x^(2)+y^(2)+2x=0 ...

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  8. If the two circles x^(2)+y^(2)+2gz+2fy=0 and x^(2)+y^(2)+2g'x+2f'y=0 t...

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  9. The point of contact of the circle x^(2)+y^(2)+2x+2y+1=0 and x^(2)+y^(...

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  10. The two circles x^(2)+y^(2)=ax, x^(2)+y^(2)=c^(2) (c gt 0) touch each ...

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  11. If the distance between the centres of two circles of radio 3,4 is 25 ...

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  12. Lengths of common tangents of the circles x^(2)+y^(2)=6x,x^(2)+y^(2)+2...

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  13. If (-1/3-1) is a centre of similitude for the circles x^(2)+y^(2)=1 an...

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  14. The equation of the circle radius is 5 and which touches the circle x^...

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  16. The locus of the centre of a circle which touches externally the circl...

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  19. Find the area of the triangle formed by two tangents drawn from (3,5) ...

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