Resposta :
Explicação passo a passo:
M = 1 109,42
C = 1 000
t= 4 m
M = C * ( 1 + i)^t
1 109,42 = 1 000 * ( 1 + i )^4
( 1 + i)^4 = 1 109,42/ 1000
( 1 + i)^4 = 1, 10942
1 + i = 1,10942^1/4
1 + i =1,02629922
i = 1,02629922 - 1
i = 0,02629922
i = 0,026299 * 100
i= 2,6299 % a m >>>>> resposta c