题目内容

化简(3+1)(32+1)(34+1)(38+1)得(  )
A.(38+1)2B.(38-1)2C.316-1D.
1
2
(316-1)
(3+1)(32+1)(34+1)(38+1)
=
1
2
(3-1)(3+1)(32+1)(34+1)(38+1)
=
1
2
(32-1)(32+1)(34+1)(38+1)
=
1
2
(34-1)(34+1)(38+1)
=
1
2
(38-1)(38+1)
=
1
2
(316-1)

故选D.
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网