Question

if alpha , bita , gama, are the zeroes of the the cubic polynomial x^3 -5x^2+2x -10th end find the value of (alpha +bita+gama)(1/alpha+1/bita +1/gama)
$( \alpha + \beta + \gamma )( \frac{1}{ \alpha } + \frac{1}{ \beta } + \frac{1}{ \gamma } )$
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Answer 1

:please see the attachment