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Cine ma poate ajuta cu:

[(3+7)²:5²]-2=


Răspuns :

[(3+7)²:5²]-2=(10²:5²)-2=(2²×5²:5²)-2=(2²×1)-2=4-2=2
[(3+7)la puterea 2 ÷50 a puterea 2 ]-2= [(10)la puterea 2 ÷25]-2 [100÷25]-2 4-2 2