Question

Dada a Taxa de 42% ao ano, calcule a taxa equivalente mensal composta. * 0,97% 9,50% 2,97% 1,97% 3,50%

Answer 1

1 a = 12 m
42/100 = 0,42 + 1 = 1,42
( 1 + i)  = ( 1 + i)¹²
1,42 =( 1 + i )¹²
(1,42)¹/¹² = 1 + i
1,029652 - 1 = i
i = 0,029652
i = 0,029652 * 100 = 2,9652 ou  2,97 % a m