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Equation of the circle with centre (-4,...

Equation of the circle with centre (-4,3), and touching the circle ` x^(2) + y^(2) = 1 `, is

A

`x^(2) + y^(2) + 8x - 6y + 9 = 0 `

B

`x^(2) + y^(2) + 8x + 6y - 11 = 0 `

C

`x^(2) + y^(2) + 8x + 6y + 9 = 0 `

D

none of these

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The correct Answer is:
A
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MARVEL PUBLICATION-CIRCLE AND CONICS -MISCELLANEOUS MCQs
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  2. If the equation x^(2) + y^(2) + 2gx + 2fy + c = 0 represents a circl...

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  4. Equation of the circle concentric with the circle x^(2) + y^(2) - ...

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  5. Radius of the circle x^2 +y^2 + 2xcos theta + 2y sin theta-8=0, is

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  7. The focus of the parabola 4y^(2) + 12x - 20y + 67 = 0 is

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  8. The equation of the directirx of the parabola y^2+4y+4x+2=0 is

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  9. If the focus of a parabola divides a focal chord in segments of lengt...

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  10. If (4,0) is the vertex , and Y-axis the directrix of a parabola , then...

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  11. Length of latus rectum of a parabola whose focus is (3,3) and directri...

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  12. What is the equation of the parabola, whose vertex and focus are on th...

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  13. If vertex of a parabola is origin and directrix is x + 7 = 0 , then it...

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  14. Points on parabola y^(2) = 12x , whose focal distance is 4, are

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  15. The focal distance of a point on the parabola y^2= 16x whose ordinat...

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  16. A parabola passing through the point (-4,2) has its vertex at the ori...

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  17. A parabola has the origin as its focus and the line x=2 as the directr...

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  18. Find the point on the parabola y^(2)=18x at which ordinate is 3 times ...

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  19. The straight lines y=+-x intersect the parabola y^(2)=8x in points P a...

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  20. Equation of the latus rectum of the parabola 2y^(2) = 5x is

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