... a[max][max];float b[max],x[max];int i,j,k,n,t;float s,c;char tl;clrscr();printf("Cho so phuong trinh n = ");85scanf("%d",&n);printf("Cho cac phan tu cua ma tran ... a[max][max];float b[max],x[max];int i,j,k,n,t;float s,c;char tl;clrscr();printf("Cho so phuong trinh n = ");scanf("%d",&n);printf("Cho cac phan tu cua ma tran a :\n");for ... b[max],x[max];float a[max][max];int i,j,k,n,t;float c,s,d;char tl;clrscr();printf("Cho so phuong trinh n = ");scanf("%d",&n);printf("Cho cac phan tu cua ma tran a :\n");for...