Quantas parcelas mensais de R$ 500 devem ser depositadas, `a t...

begin{gathered}Prestac{c}~ao=Montante imes dfrac{taxa}{(1+taxa)^{periodo}-1} 500=6.706 imes dfrac{0,02}{(1+0,02)^{periodo}-1} (1,02)^{periodo}-1=6.706 imes dfrac{0,02}{500} (1,02)^{periodo}=6.706 imes 0,00004+1 (1,02)^{periodo}=0,26824+1 (1,02)^{periodo}=1,26824 periodo = log_{1,02}1,26824 periodo = dfrac{log 1,26824}{log 1,02} oxed{periodo = 12 meses}end{gathered}