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Is x=-1 a root of the quadratic equation...

Is x=-1 a root of the quadratic equation
`x^2-3x-4=0`?

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NAVNEET PUBLICATION-QUADRATIC EQUATION-EXERCISE
  1. Write the following quadratic equations in the standard form: 5y+4=y...

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  2. Write the following quadratic equations in the standard form: 3x^2=1...

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  3. Is x=-1 a root of the quadratic equation x^2-3x-4=0?

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  4. What are the roots of the following quadratic equations? p^2-9=0

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  5. What are the roots of the following quadratic equations? x^2+3x+2=0

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  6. What are the roots of the following quadratic equations? x^2+x-6=0

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  7. What are the roots of the following quadratic equations? (x+5)(x-2)=...

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

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

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

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

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

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

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

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

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

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

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

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

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

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