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Mathematics, 18.03.2021 02:30 bankskry

Uma máquina vale hoje R$200:000, e esse valor decresce exponencialmente a uma taxa k por ano. Se daqui a 4 anos seu valor for R$180:000; 00. Qual o valor
de k?

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Uma máquina vale hoje R$200:000, e esse valor decresce exponencialmente a uma taxa k por ano. Se da...
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