Question

Como calcular 1,8^{4} 

Answer 1

1,8 = 18/10 = 9/5

(9/5)^4 = 9^4/5^4 = 6561/625

Answer 2

$\boxed{(1,8)^4=(1,8).(1,8).(1.8).(1,8)=10,4976}$