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If the product of the roots of 4x^3+16...

If the product of the roots of
`4x^3+16x^2-9xa=0` is 9 , then find a .

A

9

B

18

C

36

D

48

Text Solution

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The correct Answer is:
3
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DIPTI PUBLICATION ( AP EAMET)-THEORY OF EQUATIONS-EXERCISE 1A
  1. If 1, -2, 3 are roots of x^(3) - 2x^(2) + ax + 6 = 0 then a =

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  2. If alpha,beta and 1 are the roots of x^3-2x^2-5x+6=0 then (alpha,beta)...

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  3. If the product of the roots of 4x^3+16x^2-9xa=0 is 9 , then find a .

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  4. If x^(3) - x^(2) + 33x + 5 = 0 then s(1), s(2) , s(3) are

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  5. If x^(4) -16x^(3) + 86x^(2) - 17x + 105 = 0 then s(1), s(2) , s(3), s...

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  6. If 8x^(4) - 2x^(3) - 27x^(2) + 6x + 9 = 0 then s(1), s(2), s(3) , s(4)...

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

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

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  9. If alpha,beta, gamma are the roots of 4x^(3) - 6x^(2) + 7x + 3 = 0 th...

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

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

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

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

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

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

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

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

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

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

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

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