题目内容
【题目】下列各对数:-1与+(-1),+(+1)与-1,-(-2)与+(-2),-(-12)与+(+12),-(+3)与-(-3),其中互为相反数的有( )
A. 0对 B. 1对
C. 2对 D. 3对
【答案】D
【解析】解:-1与+(-1)相等;+(+1)与-1互为相反数;-(-2)与+(-2)互为相反数;-(-12)与+(+12)相等;-(+3)与-(-3)互为相反数.故选D.
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题目内容
【题目】下列各对数:-1与+(-1),+(+1)与-1,-(-2)与+(-2),-(-12)与+(+12),-(+3)与-(-3),其中互为相反数的有( )
A. 0对 B. 1对
C. 2对 D. 3对
【答案】D
【解析】解:-1与+(-1)相等;+(+1)与-1互为相反数;-(-2)与+(-2)互为相反数;-(-12)与+(+12)相等;-(+3)与-(-3)互为相反数.故选D.