Esercizi svolti per il libro Matematica.blu: Algebra, Geometria, Statistica, Vol. 1
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Soluzione
{15−[13+(16):(2+6)−3]}:[(9):3]\{15-[13+(16):(2+6)-3]\}:[(9):3]{15−[13+(16):(2+6)−3]}:[(9):3] === {15−[13+16:(8)−3]}:[3]\{15-[13+16:(8)-3]\}:[3]{15−[13+16:(8)−3]}:[3] === {15−[13+(2)−3]}:3\{15-[13+(2)-3]\}:3{15−[13+(2)−3]}:3 === {15−[12]}:3\{15-[12]\}:3{15−[12]}:3 === {3}:3\{3\}:3{3}:3 === 111