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Choose the correct alternative from those given below each question:
If `alpha, beta` are root of quadratic equation then for which of the following equations is `alpha + beta =5`?

A

(a) `2x^2+10x+25=0`

B

(b) `x^2-10x+25=0`

C

(c) `3x^2+15x-16=0`

D

(d) `3x^2-15x+16=0`

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NAVNEET PUBLICATION-QUADRATIC EQUATION-EXERCISE
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  2. Choose the correct alternative from those given below each question: ...

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  8. If alpha, beta are roots of qadratics equation then for which of the f...

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  10. Choose the correct alternative from those given below each question: ...

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  11. Choose the correct alternative from those given below each question: ...

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  12. Determine whether the value given against each of the qaudratic equati...

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  13. Choose the correct alternative from those given below each question: ...

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  14. Write the following quadratic equations in the standard form: 3y^2=8y...

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  15. Write the following quadratic equations in the standard form: 4z^2+7...

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  16. Write the following quadratic equations in the standard form: 5y+4=y...

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

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

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

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

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