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The circles x^2+y^2-12 x-12 y=0 and x^2+...

The circles `x^2+y^2-12 x-12 y=0` and `x^2+y^2+6x+6y=0.` a.touch each other externally b.touch each other internally c.intersect at two points d.none of these

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CENGAGE ENGLISH-CONIC SECTIONS-All Questions
  1. If the circle x^(2)+y^(2)=1 is completely contained in the circle x^(2...

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  2. Prove that the pair of straight lines joining the origin to the points...

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  3. The circles x^2+y^2-12 x-12 y=0 and x^2+y^2+6x+6y=0. a.touch each oth...

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  4. If theta is the angle between the two radii (one to each circle) drawn...

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  5. If the lines a1x+b1y+c1=0 and a2x+b2y+c2=0 cut the coordinae axes at c...

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  6. A line is drawn through a fix point P(alpha, beta) to cut the circle x...

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  7. Circles are drawn through the point (2, 0) to cut intercept of length ...

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  8. Find the equation of the circle passing through the origin and cutting...

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  9. Find the point of intersection of the circle x^2+y^2-3x-4y+2=0 with th...

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  10. Find the values of k for which the points (2k ,3k),(1,0),(0,1),a n d(0...

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  11. If one end of the diameter is (1, 1) and the other end lies on the lin...

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  12. Tangent drawn from the point P(4,0) to the circle x^2+y^2=8 touches it...

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  13. If the join of (x1,y1) and (x2,y2) makes on obtuse angle at (x3,y3), t...

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  14. Find the range of values of m for which the line y=m x+2 cuts the circ...

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  15. Centre of the circle whose radius is 3 and which touches internally th...

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  16. Find the number of common tangents that can be drawn to the circles...

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  17. Find the radical center of the circles x^2+y^2+4x+6y=19 ,x^2+y^2=9,x^2...

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  18. Two circles C1 and C2 intersect in such a way that their common chord ...

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  19. The equation of a circle is x^2+y^2=4. Find the center of the smallest...

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  20. Consider four circles (x+-1)^2+(y+-1)^2=1 . Find the equation of the s...

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