Chính Nek
Cấp bậc
Sắt đoàn
Điểm
10
Cảm ơn
2
Đã hỏi
Đã trả lời
Câu hỏi:
Câu trả lời của bạn: 18:17 04/10/2021
( 2x + 1 )³ = -0,001
( 2x + 1 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2x + 1 = -0,1
2x =-1,1
x =-0,55
