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The number of common tangent to the circ...

The number of common tangent to the circles `x^(2)+y^(2)+2x+8y-23=0, x^(2)+y^(2)-4x-10y+19=0` is

A

4

B

2

C

3

D

1

Text Solution

Verified by Experts

The correct Answer is:
C
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DIPTI PUBLICATION ( AP EAMET)-CIRCLE-Exercise 1D(Angle Between Circles)
  1. Let C be the circle with centr at (1,1) and radius =1. If T is the cir...

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  2. The circels whose equations are x^(2)+y^(2)+10x-2y+22=0 and x^(2)+y^(2...

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  3. The number of common tangent to the circles x^(2)+y^(2)+2x+8y-23=0, x^...

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  4. The number of common tangents to the circles x^(2)+y^(2)=4, x^(2)+y^(2...

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  5. The number of common tangents to the circles x^(2)+y^(2)=0, x^(2)+y^(2...

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  6. The number of common tangents that can be drawn to the circles x^(2)+y...

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  7. The number of common tangentss to the circles x^(2)+y^(2)-8x+2y=0 and ...

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  8. The number of common tangents to the circle x^(2)+y^(2)-4x-6y-12=0 and...

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  9. The condition that the circles x^(2)+y^(2)+2ax+2by+c=0, x^(2)+y^(2)+2b...

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  10. The two circles (x-a)^(2)+y^2=c and (y-b)^(2)+x^(2)=4c have only one r...

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  11. If the circles x^(2) +y^(2) - 6x – 8y +c = 0 and x^(2) + y^(2) =9 have...

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  12. If only one common tangent can be drawn to the circles x^2+y^2-2x-4y-2...

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  13. The internal centre of similitude of the two circles x^(2)+y^(2)+6x-2y...

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  14. The external centre of similitude of the two circles x^(2)+y^(2)-2x-6y...

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  15. The centres of similutude of the circles x^(2)+y^(2)-2x-6y+6=0, x^(2)+...

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  16. Find the direct common tangents of the circles x^(2) + y^(2) +22x -4y...

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  17. The equations to the transverse common tangents to the circles x^2+y^2...

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  18. P(-1,-3) is a centre of similitude of for the two circles x^(2)+y^(2)=...

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  19. If (2,6) is a centre fo similitude for the circle x^(2)+y^(2)=4 and x^...

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  20. For the circles x^(2)+y^(1)=1 and (x-1)^(2)+(y-3)^(2)=4 the line 4x-3y...

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