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If $\alpha, \beta, \gamma$ are the roots of $x^3+a x^2+b x+c=0$ then $\sum \frac{1}{\alpha}=\ldots$, if $\alpha, \beta, \gamma$ are non-zero
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Verified Answer
The correct answer is:
$$
\frac{-b}{c}
$$
\frac{-b}{c}
$$
No solution. Refer to answer key.
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