Question

Ultima cifra de la U(12^41) , am uitat metoda

Answer 1

Răspuns:

${12}^{1} = 12$

${12}^{2} = 144$

${12}^{3} = 1728$

${12}^{4} = 20736$

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${12}^{5} = 248832$

$41 \div 4 = 10 \: rest \: 1$

$= > u( {12}^{41} ) = 2$

Answer 2

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