程序代码如下： #include "math.h" #include "stdio.h" int max=10; float delta=0.00001; float a[3][3]={{10,-1,-2},{-1,10,-2},{-1,-1,5}}; float b[3]={7.2,8.3,4.2}; float x[3]={0,0,0}; float y[3]; float sum(int m) { int n; float sum=0; float y; for (n=0;n<3;n++) { if(m…
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