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Find the value of the discriminant (Delt...

Find the value of the discriminant (Delta) in each of the following quadratic equations :
` x^2+4x+4=0`

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NAVNEET PUBLICATION-QUADRATIC EQUATION-EXERCISE
  1. Determine the nature of the roots if b^2-4ac gt 0

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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  18. Form quadratic equations from the information given below: The sum of...

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  19. Form quadratic equations from the information given below: The sum of...

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  20. If one root of the quadratic equation x^2-7x+k=0 is 2, find the val...

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