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If `alpha, beta ,gamma` are the roots of `2x^(3) - 5x^(2) + 3x - 1 = 0 ` then `(1)/(alpha beta ) + (1)/(beta gamma) + (1)/(gamma alpha)` =

A

5

B

`-3`

C

`-7`

D

0

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DIPTI PUBLICATION ( AP EAMET)-THEORY OF EQUATIONS-EXERCISE 1A
  1. If alpha,beta, gamma are the roots of 4x^(3) - 6x^(2) + 7x + 3 = 0 th...

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  2. If alpha, beta , gamma are roots of x^(3) + 2x^(2) - 1 = 0 then (1)/(...

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  3. If alpha, beta ,gamma are the roots of 2x^(3) - 5x^(2) + 3x - 1 = 0 t...

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  4. If alpha, beta, gamma are the roiots of x^(3) - 10x^(2) +6x - 8 = 0 t...

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  5. If alpha, beta , gamma are the roots of x^(3) - px^(2) + qx - r = 0 ...

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  6. If alpha, beta, gamma are the roots of x^(3) + x^(2) + x + 1 = 0 then ...

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  7. If alpha, beta ,gamma are the roots of x^(3) + x^(2) + x + 1 = 0 then ...

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  8. If alpha, beta, gamma are the roots of x^(3) - px^(2) + qx - r = 0 the...

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  9. The sum of the cubes of the roots of the equation x^(3) - 6x^(2) + 11x...

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  10. If alpha, beta, gamma are roots of x^(3) - 5x + 4 = 0 then (alpha^(3) ...

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  11. The sum of the fourth powers of the roots of the equation x^(3) + x + ...

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  12. If alpha, beta, gamma are the roots of x^(3) + x^(2) + x + 1 =0 then ...

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  13. If alpha, beta, gamma are the roots of x^(3) - px^(2) + qx - r = 0 the...

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  14. If alpha, beta, gamma are the roots of x^(3) + 3x + 3 = 0, then alpha^...

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  15. If alpha, beta, gamma are the roots of x^(3) - px + q = 0 then alpha^(...

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  16. If 1,2,3 and 4 are the roots of the eqaution x^(4) + ax^(3) + b x^(2) ...

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  17. The sum of the fourth powers of the roots of the equation x^(4) - x^(3...

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  18. The sum of the fifth powers of the roots of the equation x^(4) - 3x^(3...

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  19. If alpha, beta ,gamma, delta are the roots of the equation x^(4) - x^(...

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  20. The sum of the fourth powers of the roots of the equation x^(5) + px^(...

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