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The axis of the parabola 9y^2-16x-12y-57...

The axis of the parabola `9y^2-16x-12y-57=0` is :

A

3y=2

B

x +3y=3

C

2x=3

D

y = 3.

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MODERN PUBLICATION-CONIC SECTIONS-EXERCISE
  1. The length of the latus-rectum of the parabola x^2- 4x-8y +12= 0 is:

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  2. The focus of the parabola y = 2x^2 + x is

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  3. The axis of the parabola 9y^2-16x-12y-57=0 is :

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  4. The equation x^(2)+3y^(2)-9x+2y+1=0 represents

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  5. A bridge is in the shape of a semi-ellipse. It is 400 metres One and h...

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  6. The eccentricity of the ellipse4x^2 + 9y^2 = 36 is :

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  7. The foci of the ellipse 9x^2 +4y^2 =36 are

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  8. The foci of the ellipse 25(x+1)^2 + 9(y+2)^2 = 225, are at :

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  9. The lines a(1)x+b(1)y+c(1)=0 and a(2)x+b(2)y+c(2)=0 are perpendicular ...

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  10. The equation of straight line passing through the point (2, 3) and per...

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  11. The equations y=x sqrt3, y =1 are the sides of :

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  12. If a,b,c are in AP then ax + by + c = 0 represents

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  13. The coordinates of the foot of the perpendicular from (2,3) to the lin...

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  14. Find the orthocentre of the triangle formed by the lines xy = 0 and x+...

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  15. If the sum of the distances of a variable point from two perpendicular...

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  16. Point Q is symmetric to P (4, -1) with respect to the bisector of the ...

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  17. The radius of the circle, which is touched by the line y= x and has it...

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  18. Tangents drawn from the point (4, 3) to the circle x^2+y^2-2x-4y=0 are...

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  19. If l denotes the semi-latus rectum of the parabola y^2= 4ax and SP and...

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  20. The eccentricity of the ellipse : x^2+4y^2+8y-2x+1=0 is :

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