tag:blogger.com,1999:blog-3395985378412503594.post3549174182517294065..comments2023-09-15T20:34:51.645+07:00Comments on Bài tập toán THCS: Giải bài tập nhân đa thức với đa thứcHuy Luuhttp://www.blogger.com/profile/01109433913680296266noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-3395985378412503594.post-7082159956764989792017-08-21T21:38:06.116+07:002017-08-21T21:38:06.116+07:00(x-1)(x+1)(x+2)
= ($x^2$ - 1)(x + 2) (vì (x - 1)(x...(x-1)(x+1)(x+2)<br />= ($x^2$ - 1)(x + 2) (vì (x - 1)(x + 1) = ($x^2$ - 1). )<br />= $x^2$.x + $x^2$.2 - 1.x - 1.2<br />= $x^3$ + 2$x^2$ - x - 2Sononghttps://www.blogger.com/profile/13036756360042555152noreply@blogger.comtag:blogger.com,1999:blog-3395985378412503594.post-87835118948740788662017-08-21T20:56:25.647+07:002017-08-21T20:56:25.647+07:00(x-1)(x+1)(x+2) bai nay lam sao a
(x-1)(x+1)(x+2) bai nay lam sao a<br />Anonymoushttps://www.blogger.com/profile/11827550931627969875noreply@blogger.com