Resposta :
(2/3)⁴ + (2/3)³
16/81 + 8/27
16.27+8.81/81.27
432+648/2187
1080/2187
40/81
--------------------------
Calculando com MMC
(2/3)⁴ + (2/3)³
16/81 + 8/27 --> mmc(81,27) = 81
40/81
(2/3)⁴ + (2/3)³
16/81 + 8/27
16.27+8.81/81.27
432+648/2187
1080/2187
40/81
--------------------------
Calculando com MMC
(2/3)⁴ + (2/3)³
16/81 + 8/27 --> mmc(81,27) = 81
40/81