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Determine the nature of the roots if b...

Determine the nature of the roots if
`b^2-4ac=0

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NAVNEET PUBLICATION-QUADRATIC EQUATION-EXERCISE
  1. For solving the following quadratic equations by completing square met...

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  2. For solving the following quadratic equations by completing square met...

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  3. Determine the nature of the roots if b^2-4ac=0

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  4. Determine the nature of the roots if b^2-4ac gt 0

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  5. Determine the nature of the roots if b^2-4ac lt 0

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  6. Find the value of the discriminant (Delta) in each of the following qu...

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  7. Find the value of the discriminant (Delta) in each of the following qu...

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  8. Find the value of the discriminant (Delta) in each of the following qu...

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  9. Write the quadratic equations in variable x, if alpha + beta = -6, a...

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  10. Write the quadratic equations in variable x, if alpha + beta = 8, al...

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  11. Write the values of alpha + beta and alphabeta for the following quadr...

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  12. Write the values of alpha + beta and alphabeta for the following quadr...

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  13. Find the values of a and b from the quadratic equation by comparing wi...

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  14. If the roots of 2x^2-6x+k=0 are real and equal , find k.

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  15. Find the values of a,b and c for the following quadratic equations by ...

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  16. Find the values of a,b and c for the following quadratic equations by ...

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  17. Find the values of a,b and c for the following quadratic equations by ...

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  18. Find the values of a,b and c for the following quadratic equations by ...

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  19. Solve : x^2+8x+15=0

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  20. If a=1,b=8,c=15, find the value of b^2-4ac.

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