求解非齐次线性方程组,如题,求过程 10
X1+3X2+5X3-4X4=1X1+3X2+2X3-2X4+X5=-1X1-2X2+X3-X4+X5=3X1-4X2+X3+X4-X5=3X1+2X2+X3-X4+X5...
X1+3X2+5X3-4X4=1
X1+3X2+2X3-2X4+X5=-1
X1-2X2+X3-X4+X5=3
X1-4X2+X3+X4-X5=3
X1+2X2+X3-X4+X5=-1
答案:X1=-1/2 C
X2=-1/2 C-1
X3=0
X4=-1/2 C-1
X5=C
第三个写错了,应该是X1-2X2+X3-X4-X5=3 展开
X1+3X2+2X3-2X4+X5=-1
X1-2X2+X3-X4+X5=3
X1-4X2+X3+X4-X5=3
X1+2X2+X3-X4+X5=-1
答案:X1=-1/2 C
X2=-1/2 C-1
X3=0
X4=-1/2 C-1
X5=C
第三个写错了,应该是X1-2X2+X3-X4-X5=3 展开
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