请问方程组x1+x2-3x4-x5=0,x1-x2+2x3-x4+x5=0,4x1-2x2+6x3-5x4+x5=0的基础解系与通解怎么求
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请问方程组x1+x2-3x4-x5=0,x1-x2+2x3-x4+x5=0,4x1-2x2+6x3-5x4+x5=0的基础解系与通解怎么求
请问方程组x1+x2-3x4-x5=0,x1-x2+2x3-x4+x5=0,4x1-2x2+6x3-5x4+x5=0的基础解系与通解怎么求
请问方程组x1+x2-3x4-x5=0,x1-x2+2x3-x4+x5=0,4x1-2x2+6x3-5x4+x5=0的基础解系与通解怎么求
系数矩阵 A =
1 1 0 -3 -1
1 -1 2 -1 1
4 -2 6 -5 1
r2-r1,r3-4r1
1 1 0 -3 -1
0 -2 2 2 2
0 -6 6 7 5
r2*(-1/2),r1-r2,r3+6r2
1 0 1 -2 0
0 1 -1 -1 -1
0 0 0 1 -1
r1+2r3,r2+r2
1 0 1 0 -2
0 1 -1 0 -2
0 0 0 1 -1
所以方程组的基础解系为 η1=(1,-1,-1,0,0)^T,η2=(2,2,0,1,1)^T
方程组的通解为:k1η1+k2η2,k1,k2为任意常数.
请问方程组x1+x2-3x4-x5=0,x1-x2+2x3-x4+x5=0,4x1-2x2+6x3-5x4+x5=0的基础解系与通解怎么求
解一道方程组x1+x2+x3=5,x2+x3+x4=1,x3+x4+x5=-5,x4+x5+x1=-3,x5+x1+x2=2
若X1-X5满足下列方程组2乘X1 +X2+X3+X4+X5=6X1+ 2乘X2 +X3+X4+X5=12X1+X2+ 2乘X3 +X4+X5=24X1+X2+X3+ 2乘X4 +X5=48X1+X2+X3+X4+ 2乘X5 =96求3乘X4+X5的值.
解方程组:x1+x2+x3+x4+x5=7 3x1+2x2+x3+x4-3x5=-2 x2+2x3+2x4+6x5=23 5x1+4x2-3x3+3x4-x5=10
5.若x1、x2、x3、x4、x5满足下列方程组:若x1、x2、x3、x4、x5满足下列方程组:2x1+x2+x3+x4+x5=6,x1+2x2+x3+x4+x5=12,x1+x2+2x3+x4+x5=24,x1+x2+x3+2x4+x5=48,x1+x2+x3+x4+2x5=96 则3x4+2x5的值是多少?{凡是X后的均位数的读
关于二元一次方程组若X1,X2,X3,X4,X5满足下列方程组:2X1+X2+X3+X4+X5=6X1+2X2+X3+X4+X5=12X1+X2+2X3+X4+X5=24X1+X2+X3+2X4+X5=48X1+X2+X3+X4+2X5=96则3X4+2X5的值是 多少?(X1,X2.X3.X4.X5的1.2.3.4.5不是乘除和加减,带表5个不同的
若X1,X2,X3,X4,X5 满足方程组:2X1+X2+X3+X4+X5=6,①X1+2X2+X3+X4+X5=12 ②X1+X2+2X3+X4+X5=24 ③X1+X2+X3+2X4+X5=48 ④X1+X2+X3+X4+2X5=96 ⑤⑴求X1+X2+X3+X4+X5的值;⑵求3X3+2X4-X5有必要说明一下,凡是跟在X后面的数字都是小
x1-x2+x3=1x2-x3+x4=21若x1,x2,x3,x4,x5满足方程组 x3-x4+x5=3x4-x5+x1=4x5-x1+x2=5求x2 x3 x4的值2已知 x1+x4+x6+x7=39 x2+x4+x5+x7=49 x3+x5+x6+x7=41 x4+x7=13 x5+x7=14 x6+x7=9 x1+x2+x3+x4+x5+x6+x7=9求x7的值若x1,x2,x3,x4,x5满足方程组 x1-x
解方程组X2+X3+X4=1 X1+X2+X3=5 X3+X4+X5=-5 X4+X5+X1=-3 X5+X1+X2=2 求x1x2x3x4x5
解方程组X2+X3+X4=1 X1+X2+X3=5 X3+X4+X5=-5 X4+X5+X1=-3 X5+X1+X2=2 求x1x2x3x4x5百度里的已经看过了,求别的方式,不准抄袭
求方程组x1+3x2+x3+2x4+4x5=3 2x1-x2+8x3+7x4+2x5=9 4x1+5x2+6x3+11x4+10x5=15的全部解线性代数
若x1,x2,x3,x4,x5满足方程组:x1-x2+x3=1 x2-x3+x4=2 x3-x4+x5=3 x4-x5+x1=4 x5-x1+x2=5 求x2,x3,x4的少打了个字,是求x2,x3,x4的值
解线性方程组 X1-X2+2X4+X5=0 3X1-3X2+7X4=0 X1-X2+2X3+3X4+2X5=0 2X1-2X2+2X3+7X4-3X5=0
解线性方程组 X1-X2+2X4+X5=0 3X1-3X2+7X4=0 X1-X2+2X3+3X4+2X5=0 2X1-2X2+2X3+7X4-3X5=0
X1-2X2-X3+X4=02X1+X2-X3+2X4-3X5=03X1-2X2-X3+X4-X5=02X1-5X2+X3-2X4+2X5=0
X1 - X3 - X4 -5X5=0 X1+2X2+3X3+3X4+7X5=0 X1+X2+X3+X4+X5=0 X2+2X3+2X4+6X5=0
求齐次方程组的的一般解(x1+x2+x3+x4+x5=0,3x1+2x2+x3+x4-3x5=0,x1+2x3+2x4+6x5=0,5x1+4x2+3x3-x5=0)
x1 + x2 + x3 + x4 + x5 = 7 4x1 + 2x2 + 3x3 + 2x4 - 2x5 = 5 x1 + 3x2 + 2x3 + 3x4 + 7x5 = 30求这方程组的通解 并指出它的一个特解x1 + x2 + x3 + x4 + x5 = 7 4x1 + 2x2 + 3x3 + 2x4 - 2x5 = 5 x1 + 3x2 + 2x3 + 3x4 + 7x5 = 30