(4a-b²)(-2b)=?
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/14 17:44:44
(4a-b²)(-2b)=?
(4a-b²)(-2b)=?
(4a-b²)(-2b)=?
(4a-b²)(-2b)=4a(-2b)-b²(-2b)=-8ab+2b³;
=4a×(-2b)-b²(-2b)
=2b³-8ab
(4a-b²)(-2b)
=2b³-8ab
收录互联网各类作业题目,免费共享学生作业习题
曲别针作业网手机作业共收录了 千万级 学生作业题目
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/14 17:44:44
(4a-b²)(-2b)=?
(4a-b²)(-2b)=?
(4a-b²)(-2b)=?
(4a-b²)(-2b)=4a(-2b)-b²(-2b)=-8ab+2b³;
=4a×(-2b)-b²(-2b)
=2b³-8ab
(4a-b²)(-2b)
=2b³-8ab