学帮网(1/2005x1/2004x1/2003x...x1/3x1/2x1)^2005x(2005x2004x2003x...x3x2x1)^2005
来源：学生作业学帮网 编辑：学帮网 时间：2024/05/14 12:43:29
(1/2005x1/2004x1/2003x...x1/3x1/2x1)^2005x(2005x2004x2003x...x3x2x1)^2005
1
(1/2005x1/2004x1/2003x...x1/3x1/2x1)^2005x(2005x2004x2003x...x3x2x1)^2005
=(1/2005x1/2004x1/2003x...x1/3x1/2x1x2005x2004x2003x...x3x2x1)^2005
=1^2005
=1