Question

expand alpha³+beta³+gamma³

Answer 1

${ \alpha }^{3} + { \beta }^{3} + { \gamma }^{3}$

$= ( \alpha + \beta + \gamma )( { \alpha }^{2} + { \beta }^{2} + { \gamma }^{2} - \alpha \beta - \beta \gamma - \gamma \alpha )$

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