(x²+x+1)²-1分解公因式(x-y)²/4-(x+y)²/4分解公因式
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/30 06:04:16
xKNP` 7ܫЉ'`:t8p%t;$܂GWT9<@1?}jWo/}zn7^,3@ԟDN/;$ؤf}%:A=0_,c 0/\udanB]N]^Y|D"GC" " hc Q@HذsFV&V(&XG:u<:e=Kb4L8 2,*%=Y:@]dG)Rfn}}N#
(x²+x+1)²-1分解公因式(x-y)²/4-(x+y)²/4分解公因式
(x²+x+1)²-1分解公因式
(x-y)²/4-(x+y)²/4分解公因式
(x²+x+1)²-1分解公因式(x-y)²/4-(x+y)²/4分解公因式
=1/4(x-y+x+y)(x-y-x-y)=1/4*2x*(-2y)=-xy