$\displaystyle \propto & \beta $ are the roots of equation $\displaystyle 3{ x }^{ 2 }+3x+3=0$, then $\displaystyle \frac { 1 }{ \propto } +\frac { 1 }{ \beta } $
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$\displaystyle \propto & \beta $ are the roots of equation $\displaystyle 3{ x }^{ 2 }+3x+3=0$, then $\displaystyle \frac { 1 }{ \propto } +\frac { 1 }{ \beta } $