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The condition for the coaxial system x^...

The condition for the coaxial system ` x^(2) + y^(2) + 2 lambda x + c = 0 ` , where ` lambda ` is parameter and c is a constant , to have distinct limiting points is

A

c= 0

B

` c lt 0 `

C

c = - 1

D

` c gt 0`

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The correct Answer is:
D
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DIPTI PUBLICATION ( AP EAMET)-SYSTEM OF CIRLES -EXERCISE 1
  1. The system of circles is x^(2) + y^(2) + 2 lambdax - 5 = 0 is

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  2. The system of circle x^(2) + y^(2) - 2 muy = 0 is

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  3. The condition for the coaxial system x^(2) + y^(2) + 2 lambda x + c ...

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  4. The equation to the line joining the centres of the circles belongin...

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  5. The limiting points of the coaxal system x^(2) + y^(2) + 11 x - 5y...

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  6. The limiting point of the coaxal system x^(2) + y^(2) + 5x + y + 4...

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  7. The limiting points of the coaxal system determined by the circles ...

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  8. The limiting points of the co-axal system containing the two circles ...

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  9. One limiting point of the coaxal system of circles containing x^(2...

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  10. If (2,1) is limiting point of the coaxa system of which x^(2) + y^(2...

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  11. Origin is a limiting point of a coaxal system of which x^(2) + y^(2...

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  12. The radical axis of the coaxal system of circles with limiting points ...

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  13. If (0,0) is one limiting point of a coaxal system of circles whose com...

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  14. If (2,3)is one limiting point of a coaxal system of circles whose comm...

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  15. If (3,2) is one limiting point of a coaxal system of circles whose com...

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  16. If (1,2) is a limiting point of the coaxal system of circles containin...

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  17. Two circles x^(2) + y^(2) - 2x + 6y + 6 = 0 " and " x^(2) + y^(2) - 5...

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  18. If x^(2) + y^(2) - 4x - 2y + 5 = 0 " and " x^(2) + y^(2) - 6x - 4y - ...

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  19. The coaxal system having limiting points (2,3), - (-3,2) is

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  20. A circle of the coaxal system with limiting points (0,0) and (1,0) is

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