(3ab-3a的2次方)-5ab-2(3ab-a的2次方)

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/28 00:37:07
(3ab-3a的2次方)-5ab-2(3ab-a的2次方)

(3ab-3a的2次方)-5ab-2(3ab-a的2次方)
(3ab-3a的2次方)-5ab-2(3ab-a的2次方)

(3ab-3a的2次方)-5ab-2(3ab-a的2次方)
(3ab-3a的2次方)-5ab-2(3ab-a的2次方)
=3ab-3a^2-5ab-6ab+2a^2
=-8ab-a^2