Question

Efetue 4-2+2/3x(5^-1/3^2)-1

Answer 1

4-2+2x(5^-1/3^2)-1
       3

2+2x( 1.1) -1
    3    5 9

2+2x(  1  ) -1
    3    45

2+2x 45 
    3     

2+ 2x15 ==> 2 + 30 ==> 32