一道矩阵的题目答:A^5= [ x^5, 0, 0][ 5*x^4, x^5, 0][ 10*x^3, 5*x^4, x^5]A^6 = [ x^6, 0, 0][ 6*x^5, x^6, 0][ 15*x^4, 6*x^5, x^6]A^n = x^n, 0, 0 nx^(n-1), x^n, 0 n(n-1)/2x^(n-2), nx...
用C语言写2X3矩阵与3X4矩阵的乘积答:int d[3][4]={{0,1,2,1},{3,4,5,2},{6,7,0,3}};/* int b[4][3]={{0,3,6},{1,4,7},{2,5,0},{1,2,3}};//已经将三行四列转换成四列三行*/ int c[2][4],b[4][3];chang(d,3,b);add(a,2,b,4,c);for (int i=0;i<2;i++){ for (int j=0...