Question

Resolva as expressões seguintes:
(a) 2x{3+[12-11]+8}+0³²

(b) 3x{4+[12-(10-2)]} - 42
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4
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Answer 1

(a)

2x{3+[12-11]+8}+0³²

2*{3+1+8}+0

2*12+0

24


(b)

3x{4+[12-(10-2)]} - 42

3*{4+[12-8]} - 42

3*{4+4}-42

3*8-42

24-42

- 18