Cristian Calude, proba pe echipe, R.IV, P.I
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Cristian Calude, proba pe echipe, R.IV, P.I
Sa se rezolve in \( \mathbb{R} \) ecuatia: \( (x+2a-3b)^3+(2x-3a+b)^3=(3x-a-2b)^3 \), \( a,b \) fiind numere reale date.