作业帮X=[26,63,1.2,0.29;29,57,0.7,0.09;54,26,1.8,0.58;2,84,1.9,1.98;3,27,29.4,3.11; 19,61显示? Error: File: D:\MAtlab\work\opt_shui_2.m Line: 1 Column: 6Missing variable or function.急!在线等!
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X=[26,63,1.2,0.29;29,57,0.7,0.09;54,26,1.8,0.58;2,84,1.9,1.98;3,27,29.4,3.11; 19,61显示? Error: File: D:\MAtlab\work\opt_shui_2.m Line: 1 Column: 6Missing variable or function.急!在线等!
X=[26,63,1.2,0.29;29,57,0.7,0.09;54,26,1.8,0.58;2,84,1.9,1.98;3,27,29.4,3.11; 19,61
显示? Error: File: D:\MAtlab\work\opt_shui_2.m Line: 1 Column: 6
Missing variable or function.
急!在线等!
X=[26,63,1.2,0.29;29,57,0.7,0.09;54,26,1.8,0.58;2,84,1.9,1.98;3,27,29.4,3.11; 19,61显示? Error: File: D:\MAtlab\work\opt_shui_2.m Line: 1 Column: 6Missing variable or function.急!在线等!
你的矩阵定义 少了一个] 只能用因为状态下的逗号 要么就用空格 而且你最后一样少了2个数 矩阵每一行的列数应该是一致的 所以应该为X=[26,63,1.2,0.29;29,57,0.7,0.09;54,26,1.8,0.58;2,84,1.9,1.98;3,27,29.4,3.11; 19,61,**,**];
3X-18=13.2 1.5X-X=6 4X+1.2X=26
0.3x+7x-0.25x=21.15 x+7=2x+3 1.2x+1=0.01x+三分之五 4x-26=3x+4 6x+2=5x+110.3x+7x-0.25x=21.15x+7=2x+31.2x+1=0.01x+三分之五4x-26=3x+46x+2=5x+114(x+1)=x+10
（x-25)+(x-23)+(x-27)+(x-21)+(x-26)=x 求x
解方程(63-x)-x/2=x-(63-x)
23x+29=x
1.2x=x+20
1.2X-30=X
1.2x-x=0.
x-1.2x=9.6
x-40%x=1.2
x+30%x=26
2.4x-26=x
(X-5)(X+3)+(X-2)(X+4)=26
X+X+2+X+4-（X+4）=26
30(x+5)=26x+10x(x+5)
（63-x）÷（29-x）=3
解方程.4x+1.2x=26
3又5分之4x-26=1.2x