( 2+根号3﹚²º¹¹×﹙2﹣根号3﹚²º¹¹
来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/26 20:51:09
(2+根号3﹚²º¹¹×﹙2﹣根号3﹚²º¹¹(2+根号3﹚²º¹¹×﹙2﹣根号
( 2+根号3﹚²º¹¹×﹙2﹣根号3﹚²º¹¹
( 2+根号3﹚²º¹¹×﹙2﹣根号3﹚²º¹¹
( 2+根号3﹚²º¹¹×﹙2﹣根号3﹚²º¹¹
( 2+根号3﹚²º¹¹×﹙2﹣根号3﹚²º¹¹
=[(2+√3)(2-√3)]²º¹¹
=(4-3)²º¹¹
=1²º¹¹
=1
(2+√3)^2011*(2-√3)^2011
=(2²-3)^2011
=1^2011
=1
1
((2+根号3)*(2-根号3))²º¹¹
=1
谢谢~~