Matemática Financeira - Cesgranrio
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Matemática Financeira - Cesgranrio
(CESGRANRIO / PETROBRAS - 2018 - Adaptada) Qual é o valor presente, aproximado, de uma sequência de 5 pagamentos mensais iguais a R$ 1.000,00, sendo o primeiro com vencimento na data de hoje, e os outros, nos quatro meses subsequentes, considerando-se uma taxa de juros de 1% a.m.? a) R$ 4.850,00 b) R$ 4.853,43 c) R$ 4.900,00 d) R$ 4.901,97 e) R$ 5.000,00
GABARITO D
Dúvida: Para se resolver este tipo de questão temos a fórmula
![Matemática Financeira - Cesgranrio 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)
onde VP = valor presente
P = Parcela (prestação)
i = taxa
n = perídos
Ocorre que aplicando a fórmula chegamos na alternativa B. Notei que um professor resolveu a questão multiplicando o resutaldo por (1+i). Por que é necessário fazer esta multiplicação se na fórmula já está inclusa a taxa ?
GABARITO D
Dúvida: Para se resolver este tipo de questão temos a fórmula
onde VP = valor presente
P = Parcela (prestação)
i = taxa
n = perídos
Ocorre que aplicando a fórmula chegamos na alternativa B. Notei que um professor resolveu a questão multiplicando o resutaldo por (1+i). Por que é necessário fazer esta multiplicação se na fórmula já está inclusa a taxa ?
Alexander Skowisk- Iniciante
- Mensagens : 5
Data de inscrição : 12/09/2023
Re: Matemática Financeira - Cesgranrio
Como o primeiro vencimento foi na data de hoje, aqui teríamos o valor presente de uma serie de pagamentos com parcela antecipada..As parcelas são pagas no início de cada mês portanto a fórmula seria:
[latex]\\PV =PMT\cdot \frac{1-(1+i)^{-n}}{i}\cdot (1+i)\\ PMT = 1000\\ i=1\%\\ n = 5[/latex]
BAsta substituir os valores e encontrará a solução.
[latex]\\PV =PMT\cdot \frac{1-(1+i)^{-n}}{i}\cdot (1+i)\\ PMT = 1000\\ i=1\%\\ n = 5[/latex]
BAsta substituir os valores e encontrará a solução.
petras- Monitor
- Mensagens : 2066
Data de inscrição : 10/06/2016
Idade : 59
Localização : bragança, sp, brasil
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