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If alpha, beta and gamma are the zeros o...

If `alpha, beta` and `gamma` are the zeros of `x^3 + px^2 + qx + r`, then `Sigma(1)/(alpha)` is

A

`q/r`

B

`(-p)/r`

C

`(-q)/r`

D

`(-q)/p`

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SURA PUBLICATION-MODAL QUESTION PAPER-PART - I
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  9. If z is a complex number such that Re (z) = Im(z), then

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  10. If z is any complex number, then the points z,iz,-z,-iz

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  17. The foot of the perpendicular from A (1, 0, 0) to the line (x-1)/2=(y+...

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  18. If A is a non-singular matrix such that A^(-1)=[(5,3),(-2,-1)], "then"...

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