Question

20-(√16).(-2)+9²:(-3)​

Answer 1

20- (√16).(-2) + 9²:(-3)

20- 4.(-2) + 81:(-3)

20- (-8) -27

20 +8 -27

28 - 27

1 ✓

Answer 2

Resposta:

$20 - ( \sqrt{16) } \times ( - 2) + {9}^{2} \div ( - 3) \\ 20 - 4 \times ( - 2) + 81 \div ( - 3) \\ 20 + 8 - 27 \\ 28 - 27 \\ 1$