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a fost răspuns

125 la puterea 15:(625 la puterea 2·5 la puterea 3)la puterea 4 vreau explicatii urgent

Răspuns :

125^15:(625²x5³)^4
(5^3)^15:[(5^4)²x5³)^4=
5^45:(5^8x5³)^4=
5^45:(5^(8+3)^4=
5^45:(5^11)^4=
5^45:5^44=5^(45-44)=5

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