

Hãy luôn nhớ cảm ơn và vote 5*
nếu câu trả lời hữu ích nhé!
Đáp án:
Giải thích các bước giải:
12+3.{90:[39-(2³-5)²]}
=12+3.{90:[39-(8-5)²]}
=12+3.{90:[39-3²]}
=12+3.{90:[39-9]}
=12+3.{90:30]}
=12+3.3
=12+9
Vậy kết quả =21
Hãy giúp mọi người biết câu trả lời này thế nào?

phongnghuyen ơi bn đưiợc bao nhiêu điểm rồi vạy
mình có 21574 điểm
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ồ very good
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