(6m²-4m-3)+(2m²-4m+1)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 05:51:48
![(6m²-4m-3)+(2m²-4m+1)](/uploads/image/z/2589194-2-4.jpg?t=%286m%26%23178%3B-4m-3%29%2B%282m%26%23178%3B-4m%2B1%29)
(6m²-4m-3)+(2m²-4m+1)
(6m²-4m-3)+(2m²-4m+1)
(6m²-4m-3)+(2m²-4m+1)
原式=6m²-4m-3+2m²-4m+1
=8m²-8m-2
(6m²-4m-3)+(2m²-4m+1)
=(6+2)m²-(4+4)m-3+1
=8m²-8m-2
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来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 05:51:48
(6m²-4m-3)+(2m²-4m+1)
(6m²-4m-3)+(2m²-4m+1)
(6m²-4m-3)+(2m²-4m+1)
原式=6m²-4m-3+2m²-4m+1
=8m²-8m-2
(6m²-4m-3)+(2m²-4m+1)
=(6+2)m²-(4+4)m-3+1
=8m²-8m-2
?