设[tex=0.786x1.0]b4HkKtHXeHofHX/gJc8Agg==[/tex]为 4 阶实对称矩阵,[tex=4.0x1.357]yKagffYzuhPc5IoUBFE4oA==[/tex],若[tex=0.786x1.0]b4HkKtHXeHofHX/gJc8Agg==[/tex]的秩为 3,则[tex=0.786x1.0]b4HkKtHXeHofHX/gJc8Agg==[/tex]相似于
未知类型：{'options': ['[tex=6.214x7.071]dNSDn9BXm1mpm241IkjqDPcoScmCrXh9ZAT2IOkQSfZVyEefTWPPIC0FHaFKg0CgbnvwPA3cDr1Kge5frluwC0a6bZO68QNDt+Yf5VelK90V279vAfm8VWzM1BTGwYm/[/tex]', '[tex=7.143x7.071]dNSDn9BXm1mpm241IkjqDPcoScmCrXh9ZAT2IOkQSfZVyEefTWPPIC0FHaFKg0CguAW7+/JLFJpkGcRc0xmOPHyfZ1P5ZxDX+++8lLHYpms3fCCzF3ENqte3rjIp/SHH[/tex]', '[tex=7.857x7.071]dNSDn9BXm1mpm241IkjqDPcoScmCrXh9ZAT2IOkQSfYSUuOIShkc/ZVDX1YJMHP47smXQTivLq+YCJ9Au4ZQnGdoJYuctpaZbYFkpwlHWotA+jePfeNPFqtw5qDiC7fZ[/tex]', '[tex=8.643x7.071]dNSDn9BXm1mpm241IkjqDHQw52c/DsE0EAlL0V99927Iesmxp3EiWVPCJ5l11p3QkMCux7Pkxm/N3MB1iLFuVa6+EWvpqvG57ub1M6hdMHcAhyaN5t0HvCpi1TzMq/D9[/tex]'], 'type': 102}
未知类型：{'options': ['[tex=6.214x7.071]dNSDn9BXm1mpm241IkjqDPcoScmCrXh9ZAT2IOkQSfZVyEefTWPPIC0FHaFKg0CgbnvwPA3cDr1Kge5frluwC0a6bZO68QNDt+Yf5VelK90V279vAfm8VWzM1BTGwYm/[/tex]', '[tex=7.143x7.071]dNSDn9BXm1mpm241IkjqDPcoScmCrXh9ZAT2IOkQSfZVyEefTWPPIC0FHaFKg0CguAW7+/JLFJpkGcRc0xmOPHyfZ1P5ZxDX+++8lLHYpms3fCCzF3ENqte3rjIp/SHH[/tex]', '[tex=7.857x7.071]dNSDn9BXm1mpm241IkjqDPcoScmCrXh9ZAT2IOkQSfYSUuOIShkc/ZVDX1YJMHP47smXQTivLq+YCJ9Au4ZQnGdoJYuctpaZbYFkpwlHWotA+jePfeNPFqtw5qDiC7fZ[/tex]', '[tex=8.643x7.071]dNSDn9BXm1mpm241IkjqDHQw52c/DsE0EAlL0V99927Iesmxp3EiWVPCJ5l11p3QkMCux7Pkxm/N3MB1iLFuVa6+EWvpqvG57ub1M6hdMHcAhyaN5t0HvCpi1TzMq/D9[/tex]'], 'type': 102}
举一反三
- >>>x= [10, 6, 0, 1, 7, 4, 3, 2, 8, 5, 9]>>>print(x.sort()) 语句运行结果正确的是( )。 A: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10] B: [10, 6, 0, 1, 7, 4, 3, 2, 8, 5, 9] C: [10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0] D: ['2', '4', '0', '6', '10', '7', '8', '3', '9', '1', '5']
- set1 = {x for x in range(10)} print(set1) 以上代码的运行结果为？ A: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9} B: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10} C: {1, 2, 3, 4, 5, 6, 7, 8, 9} D: {1, 2, 3, 4, 5, 6, 7, 8, 9,10}
- 【单选题】请用地点定桩法在4分钟内记忆数字。 4 0 1 3 6 3 5 1 9 8 8 9 7 2 9 3 0 9 5 3 1 7 7 5 2 3 3 0 5 0 1 4 1 3 8 3 5 7 9 7 (5.0分) A. 已背 B. 未背
- 【计算题】5 ×8= 6×4= 7×7= 9×5= 2×3= 9 ×2= 8×9= 7×8= 5×5= 4×3= 5+8= 6 ×6= 3×7= 4×8= 9×3= 1 ×2= 9×9= 6×8= 8×0= 4×7=
- 【单选题】Which of the following matrices does not have the same determinant of matrix B: [1, 3, 0, 2; -2, -5, 7, 4; 3, 5, 2, 1; -1, 0, -9,-5] A. [1, 3, 0, 2; -2, -5, 7, 4; 0, 0, 0, 0; -1, 0, -9, -5] B. [1, 3, 0, 2; -2, -5, 7, 4; 1, 0, 9, 5; -1, 0, -9, -5] C. [1, 3, 0, 2; -2, -5, 7, 4; 3, 5, 2, 1; -3, -5, -2, -1] D. [1, 3, 0, 2; -2, -5, 7, 4; 0, 0, 0, 1; -1, 0, -9, -5]