Question

conta feita pfvr {4 +2 × [10-(5+1)-3]}2

Answer 1

{4 +2 × [10-(5+1)-3]}2

{4 +2 x [ 10 - 6 - 3 ]} .2
{4 +2 x 1}.2
{4 + 2 } .2
6 . 2
12