Question

halla el valor de:
1) [(1/3)²]=
2) [-2/3(2/4+3 1/4)+(1/2)-²]

Answer 1

1. (1/9)
2. -2/3(3/4+3)+2
     -2/3(10/3)+2
    =32/6 =16/3
             =16/3