K(-1,0,-1,1)+(2,0,1,0)
解线性方程组x1+x2+3x3+4x4=5 2x1+4x2+4x3+6x4=8 -x1-2x2-x3-2x4=-3
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相关问题
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.解线性方程组｜X1+X2+X3+X4=5 ｜X1+2X2-X3+4X4=-2 ｜2X1-3X2-X3-5X4=-2 ｜
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解线性方程组（1）2x1-x2+x3-2x4=7 （2）x1+2x2-3x3=-4 （3）-x1-x2+x3+4x4=4
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解下列线性方程组,感激不尽x1-2x2+3x3-4x4=4x2-x3+x4=-3x1+3x2-3x4=1答案x1=-8,
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解下列线性方程组.x1+x2-3x4-x5=0,x1-x2+2x3-x4=0,4x1-2x2+6x3+3x4-4x5=0
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求线性方程组一般解2x1+x^2-x3+x4=13x1-2x^3+x3-3x4=4x1+4x^2-3x3+5x4=-2
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解含有参数的线性方程组 2x1-x2+5x3+px4=5 x1-x2+2x3+3x4=4 4x1-3x2+9x3+8x4
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求线性方程组x1-3x2-2x3-x4=1,3x1-8x2-4x3-x4,-2x1+x2-4x3+2x4=1,-x1-2
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求线性方程组的通解 2x1-3x2+5x3+7x4=1 4x1-6x2+2x3+3x4=2 2x
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求线性方程组 2 x1+3 x2+x3=4;x1-2 x2+4 x3=-5;3 x1+8 x2-2 x3=13;4 x1
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线性方程组为：x1-x2-5x3+4x4=2 2x1-x2+3x3-x4=1 3x1-2x2-2x3+3x4=3 7x1