题目内容
【题目】2(3+1)(32+1)(34+1)-38的值是___________.
【答案】-1
【解析】原式=(3-1)(3+1)(32+1)(34+1)-38
=(32-1)(32+1)(34+1)-38
=(34-1)(34+1)-38
=38-1-38
=-1.
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题目内容
【题目】2(3+1)(32+1)(34+1)-38的值是___________.
【答案】-1
【解析】原式=(3-1)(3+1)(32+1)(34+1)-38
=(32-1)(32+1)(34+1)-38
=(34-1)(34+1)-38
=38-1-38
=-1.