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The ellipse x^2+ 4y^2 = 4 is inscribed i...

The ellipse `x^2+ 4y^2 = 4` is inscribed is a rectangle alligned with the co-ordinate axes, which in turn is inscribed in another ellipse that passes through the point (4, 0). Then the equation of the ellipse is :

A

`x^2+16y^2 =16`

B

`x^2+12y^2 =16`

C

`4x^2+48y^2 =48`

D

`4x^2+ 64y^2 =48` .

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MODERN PUBLICATION-CONIC SECTIONS-EXERCISE
  1. The lines p(p^(2)+1)x-y+q=0 and (p^(2)+1)^(2)x+(p^(2)+1)y+2q = 0 are ...

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  2. If P and Q are the points of intersection of the circles x^(2)+y^(2)+3...

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  3. The ellipse x^2+ 4y^2 = 4 is inscribed is a rectangle alligned with th...

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  4. The Line L given by (x)/(5) + (y)/(b) =1 passes through the point (13,...

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  5. The circle x^(2)+y^(2d)=4x+8y+5 intersects the line 3x-4y=m at two dis...

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  6. If two tangents drawn from a point P to the parabola y2 = 4x are at ri...

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  7. Let A and B be two distinct points on the parabola y^2=4x. If the axis...

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  8. A straight line L through the point (3,-2) is incined at an angle 60^...

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  9. The lines x + y =|a| and ax-y= 1 intersect each other in the first qua...

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  10. If A (2, -3) and B (-2, 1) are two vertices of a triangle and third ve...

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  11. The two circles x^2+""y^2=""a x and x^2+""y^2=""c^2(c"">""0) touch eac...

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  12. The circle passing through the point (-1,0) and touching the Y-axis at...

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  13. Find the equation of the circle passing through (1,0) and (0,1) and h...

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  14. Let (x,y) be any point on the parabola y^2= 4x . Let P be the point th...

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  15. Find the equation of the ellipse referred to its axes as the axes of c...

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  16. The equation of the hyperbola whose foci are (- 2, 0) and (2, 0) and e...

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  17. Find the equation of the diagonal through the origin of the quadrilate...

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  18. Show that all chords of the curve 3x^2 -y^2- 2x+ 4y= 0, which subtend ...

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  19. A line is such that its segment between the straight line 5x-y-4=0 and...

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  20. Straight lines : 3x + 4y = 5 and 4x- 3y = 15 intersect at the point A....

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