Question

3.{[(6+7.√9):3²+(21-5.√4)]}. me ajudem, por favor!!!!​

Answer 1

2 * [(6 + 7 * 3)/9 + (21 - 5 * 2)]

2 * [(6 + 21)/9 + (21 - 10)]

2 * [27/9 + 11]

2 * [3 + 11]

2 * 14

28