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The equation ax^2+4xy+y^2+ax+3y+2=0 repr...

The equation `ax^2+4xy+y^2+ax+3y+2=0` represents a parabola, then find the value of a.

A

8

B

-4

C

-8

D

4

Text Solution

Verified by Experts

The correct Answer is:
D
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ARIHANT MATHS-PARABOLA-Exercise For Session 1
  1. The vertex of the parabola y^2+6x-2y+13=0 is

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  2. IF the parabola y^2=4ax passes through (3,2) then the length of latusr...

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  3. The value of p such that the vertex of y=x^2+2px+13 is 4 units above t...

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  4. The length of the latusrectum of the parbola whose focus is (3, 3) and...

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  5. If the vertex and focus of a parabola are (3,3) and (-3,3) respectivel...

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  6. If the vertex of the parabola y=x^(2)x+c lies on x-axis, then the valu...

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  7. The parabola having its focus at (3,2) and directrix along the Y-axis ...

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  8. The directrix of the parabola x^2-4x-8y + 12=0 is

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  9. The equation of the latusrectum of the parabola x^2+4x+2y=0 is

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  10. The focus of the parabola x^2-8x+2y+7=0 is

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  11. The equation of the parabola with the focus (3,0) and directrix x+3=0 ...

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  12. Equation of the parabola whose axis is parallel to Y- axis and which p...

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  13. Find the equation of the parabola whose focus is (5,3) and directrix i...

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  14. Find the equation of the parabola, if the focus is at (-6,-6) and the...

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  15. Find the vertex , focus, axis , directrix and latusrectum of the parab...

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  16. Find the name of the conic represented by sqrt((x/a))+sqrt((y/b))=1.

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  17. The curve described parametrically by x = t^2 + t +1, y = t^2 - t + 1 ...

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  18. Prove that the equation of the parabola whose vertex and focus are on ...

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  19. Find the equation of the parabola whose axis is parallel to X-axis and...

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  20. The equation ax^2+4xy+y^2+ax+3y+2=0 represents a parabola, then find t...

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