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If a,b,c form a GP with common ratio r, ...

If a,b,c form a GP with common ratio r, the sum of the ordinates of the points of intersection of the line ax+by+c=0 and the curve `x+2y^2=0` is

A

`(-r^(2))/(2)`

B

`-(r)/(2)`

C

`(r)/(2)`

D

r

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-PARABOLA-EXERCISE- II
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  3. If a,b,c form a GP with common ratio r, the sum of the ordinates of th...

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  4. The locus of foot of perpendicular from the focus upon any tangent to ...

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  5. The locus of point of intersection of tangents drawn at the ends of ch...

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  6. The midpoint of the chord 2x-y-2=0 of the parabola y^(2)=8x is

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  7. Let O be the origin and A be a point on the cune y^(2)=4x then locus o...

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  8. The locus of the midpoints of the focal chords of the parabola y^(2)=4...

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  9. If PSP^(1) is a focal chord of a parabola y^(2)=4ax and SL is its semi...

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  10. The area of triangle formed by tangent and normal at (8, 8) on the par...

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  11. The area of triangle formed by tangents and the chord of contact from ...

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  12. The area of the triangle inseribed in the parabola y^(2)=4x the ordina...

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  13. L = (1, 3), L^(1) (1, -1) are the ends of latus rectum of a parabola. ...

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  14. L = (2, 4) and L^(1) (2, -4) are ends of latus- rectum and P is any po...

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  15. L (1, 3) and L^(1) = (1, -1) are the ends of latus rectum of a parabol...

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  16. The point on y^(2) = 4ax nearest to the focus has its abscissa equal t...

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  17. If the line y = mx + a meets the parabola x^(2)=4ay in two points whos...

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  18. Number of points of intersectionsof circle x^(2)+y^(2)+2x=0 with y^(2)...

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  19. The point on the parabola y =x^(2) + 7x + 2 which is elosest to the li...

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  20. If a circle cuts a parabola in four points then the sum of ordinates o...

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