Question

determine a taxa de juros compostos trimestral equivlente a 40% ao ano

Answer 1

$(1+ i_{a} )^{1} = (1+ i_{t})^{4}$

$1+ 0,4 = (1+ i_{t})^{4}$

$1+ i_{t}= \sqrt[4]{1,4}$

$1+ i_{t}= 1,09$

$i_{t}= 1,09-1$

$i_{t}= 0,09$

$i_{t}= 9\%$