2 ,3 ,6 ,9 ,17 ,( )A.18 B.23 C.36 D.45
2 ,3 ,6 ,9 ,17 ,( )A.18 B.23 C.36 D.45
行测数字推理1:2 ,3 ,6 ,9 ,17 ,( )A.18 B.23 C.36 D.45
2,3,6,9,17,( ) ..a:33 b:27 c:45 d:19..选那个?
2,3,6,9,17,( )A.33 B.27 C.45 D.19
1,2,4,3,5,6,9,18,( ) A.14 B.24 C.27 D.36
a,b,c,d>0 证(a/(b+2c+3d))+(b/(c+2d+3a))+(c/d+2a+3b))+(d/(a+2b
3A-2B+9C+D=0 -6A-4B+D=0 2A-B+4C=0 这个方程组怎么解
A B C D × 9 ___________________ D C B A (1) A = ( )(2) B = (
用高斯消元法求解方程组的解:2A-B-C+D=2 ,A+B-2C+D=4 ,4A-6B+2C-2D=4 ,3A+6B-9
1,2,3,6,11,()A16 B 17 C 18 D 190,8,24,48,()A 56 B 64 C 72 D
17,48,60,-6,36,() A、50 B、33 C、45 D、24
求齐次线性方程组 (1)A-8B+10C+2D=0 2A+4B+5C-D=0 3A+8B+6C-2D=0 (2) A+B