解三元一次方程组 1.{2x-y+z=1,3x+y-2z=2,x+2y-z=3 2.{3x-y+z=4,2x+3y-z=12,x+y+z=63.{3x-y+z=4,2x+3y-z=12,x+y+z=6 4.{a+b+c=12,2a+b-c=3,a-b+c=25.{x-4y+z=-3,2x+y-z=18,x-y-z=7 6.{4x+3y+2y=7,6x-4y-z=6,2x-y+z=17,{x+y+2z=6,y-x+z=1,x+2y=0 问题有点多
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/01 11:46:06
xRN0ŎEJ/iwT$KD(RL@+9MN|!bCΧwwz>[-jrZꧻr<5cn.4M,Dj'"юHiIn.ڑr#ybdtIPDzG%ζ=bL ps H [
ox@,=\=o뛢9^VӰ-;rލ˻'+ 0|LmYTC
ٶ,HkL<`҆,&K