Question

qual é o valor de x ? x= [9-¹*3³]-1

Answer 1

x= [9-¹*3³]-1
x= [(1/9)¹ * 27]-¹
x= [1/9 * 27]-¹
x= [27/9]-¹
x= 3-¹
x = (1/3)¹ ---> x = 1/3