Question

e) { ( 2 + 7 – 3 . 2 ) . [ 4 – ( 1 + 2 ) ] } ÷ [ 4 – ( 2 . 2 – 1 ) ] com calculo me ajudem pfv

Answer 1

{ ( 2 + 7 – 3 . 2 ) . [ 4 – ( 1 + 2 ) ] } ÷ [ 4 – ( 2 . 2 – 1 ) ]

{ (2 + 7 - 3 . 2) . [ 4 - ( 1 + 2 ) ] } ÷ [ 4 - 3 ]

{ 12 . [ 4 - 3 ] } ÷ [ 4 - 3 ]

{ 12 . 1 } ÷ 1

12 ÷ 1

12

espero que esteja certo!