Mathematics, 19.03.2020 09:29, ejhoff9713

Na calculadora, apertei algumas teclas. Depois, pressionei tres vezes a tecla =, e apareceu a sequência:

420

a-) Quais teclas apertei inicialmente?

b-) Se eu apertar mais três vezes a tecla =, que números aparecerão?

Answers: 3

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Na calculadora, apertei algumas teclas. Depois, pressionei tres vezes a tecla =, e apareceu a sequên...