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Efectuati: [123+2la puterea 7x2 la puterea2+2la puterea67:2la puterea27]:[123+2la puterea14:2la puterea5+(2la puterea5)totul la puterea 8]

Răspuns :

[123+2⁷x2²+2⁶⁷:2²⁷]:[123+2¹⁴:2⁵+(2⁵)⁸] =
=(123+2⁷⁶:2²⁷):(123+2⁹+2⁴⁰)=
=(123+2⁴⁹):(123+2⁴⁹)= 1