(m+1)³+m(m+1)²+m(m+1)+m+1

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/09 03:56:08
(m+1)³+m(m+1)²+m(m+1)+m+1

(m+1)³+m(m+1)²+m(m+1)+m+1
(m+1)³+m(m+1)²+m(m+1)+m+1

(m+1)³+m(m+1)²+m(m+1)+m+1
(m+1)³+m(m+1)²+m(m+1)+m+1
=(m+1)[(m+1)²+m(m+1)+m+1]
=(m+1)²(m+1+m+1)
=2(m+1)³