线性方程组为：x1-x2-5x3+4x4=2 2x1-x2+3x3-x4=1 3x1-2x2-2x3+3x4=3 7x1-5x2-9x3+10x4=λ λ为何值有解并求解,详细点的

求解线性方程组的一般解方程组为 x1-x2+x4=2x1-2x2+x3+4x4=32x1-3x2+x3+5x4=5 解线性方程组x1+x2+x3+x4=2;2x1+3x2+4x3+3x4=5;x1+3x2+5x3+3x4=4 解线性方程组x1+x2+3x3+4x4=5 2x1+4x2+4x3+6x4=8 -x1-2x2-x3-2x4=-3 求齐次线性方程组通解X1-X2+5X3-X4=0X1+X2+4X3+3X4=03X1+X2+9X3+5X4=0 X1+X2-3X3-X4=1 3X1-X2-3X3+4X4=4 X1+5X2-9X3-8X4=0 解线性方程组 求下列线性方程组的一般解?方程组为：2x1-x2+x3+x4=1 x1+2x2-x3+4x4=2 x1+7x2-4x3+11x4=5稍微给点步骤. 求解线性方程组X1-X2+X4=2,X1-2X2+X3+4X4=3,2X1-3X2+X3+5X4=5 求线性方程组（X1-X2+X4,X1-2X2+X3+4X4=3,2X1-3X2+X3+5X4=5)的一般解, 求解齐次线性方程组 2x1+3x2-x3-7x4=0 3x1+x2+2x3-7x4=0 4x1+求解齐次线性方程组2x1+3x2-x3-7x4=03x1+x2+2x3-7x4=04x1+x2-3x3+6x4=0x1-2x2+5x3-5x4=0 求解齐次线性方程组 2x1+3x2-x3-7x4=0 3x1+x2+2x3-7x4=0 4求解齐次线性方程组 2x1+3x2-x3-7x4=03x1+x2+2x3-7x4=04x1+x2-3x3+6x4=0x1-2x2+5x3-5x4=0 求线性方程组 X1+X2+X3+X4=4;2X1+2X2+2X3+X4=7;3X1+3X2+3X3+X4=10;5X1+5X2+5X3+2X4=17 的通解 非齐次线性方程组求解.x1+x2+2x3+3x4=1 2x1+3x2+5x3+2x4=-3 3x1-x2-x3-2x4=-4 3x1+5x2+2x3-2x4=-10 .解线性方程组｜X1+X2+X3+X4=5 ｜X1+2X2-X3+4X4=-2 ｜2X1-3X2-X3-5X4=-2 ｜3X1+X2+2X3+11X4=0 求非齐次线性方程组的通解x1+3x2+5x3-4x4=1x1+3x2+2x3-2x4+x5=-1x1-2x2+x3-x4-x5=3x1+2x2+x3-x4-x5=3 X1-X2+X4=2X1-2X2+X3+4X4=32X1-3X2+X3+5X4=X+2在有解的情况下求方程当λ为几何时,线性方程组 当λ为何值时,线性方程组有解,并写出一般解!线性方程组为：x1-x2-5x3+4x4=22x1-x2+3x3-x4=13x1-2x2-2x3+3x4=37x1-5x2-9x3+10x4=λ只要最后答案就好了 用初等行变换来解下列线性方程组（1）2x1-x2+3x3=3 3x1+x2-5x3=0 4x1-x2+x3=3 x1+3x2-13x3=-6(2) x1-2x2+x3+x4=1 x1-2x2+x3-x4=-1 x1-2x2+x3-5x4=5(3) x1-x2+x3-x4=1 x1-x2-x3+x4=0 x1-x2-2x3+2x4=-1/2 求解齐次线性方程组X1+2X2-4X4=-3X1-X2-4X3+9X4=222X1-3X2+X3+5X4=-33X1-2X2-5X3+X4=3