Question

若|3x-1|＜3,化简+的结果是(  )

A.6x-2            B.-6        C.6                D.2-6x

Answer 1

C

解析:由|3x-1|＜3,解得＜x＜.

∴+

=+

=|3x-4|+|3x+2|

=-(3x-4)+(3x+2)

=6.