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The equation of the circle touching the ...

The equation of the circle touching the coordinate axes the line `x+2=0` is

A

`x^(2)+y^(2)+2x+2y+1=0`

B

`x^(2)+y^(2)-2x+2y+1=0`

C

`x^(2)+y^(2)-2x-2y+1=0`

D

`x^(2)+y^(2)+2x-2y-1=0`

Text Solution

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The correct Answer is:
A
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  14. The chord of contact of (2,1) with respect to the circle x^(2)+y^(2)=2...

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  15. The polar of (3,-1) w.r.t the circle x^(2)+y^(2)2x-4y+1=0 is

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  17. If the points (k,1) (2,-3) are conjugate w.r.t. x^(2)+y^(2)+4x-6y-12=0...

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  18. If (1,2),(3,a) are conjugate points w.r.t x^(2)+y^(2)=16 then a=

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  19. If 2x+3y=1 and 3x+4y=k are conjugate lines w.r. the circle x^(2)+y^(2)...

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