用行列式性质计算此行列式（要求写出计算过程）：[tex=15.214x3.929]mqOKs44jrJgbK/+3e5yEgWzLKI/yOV3csEijdnfeEGQCp7H7Cfwbm2TMEmyoRcoIhEPCywGNc20C+Her2alGzyNA02AsXMI1+l/sMSMezC1KF5Lbf0t9jVFl5UsGGUCSfuPeYscGMxmGb0yO+wfnsQ==[/tex]
举一反三
- 利用行列式的性质计算下列行列式的值1 2 0 0 02 5 0 0 0 9 8 1 2 37 6 4 5 65 4 7 8 9
- 【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]
- 按行列式定义，计算此行列式（要求写出过程）:[tex=4.357x4.786]xbOkdWXE1V4xsD8dsMow0m6EXseNwqHvtNVn+K59ExgU67i2rbrTlwM4+07sGJ9iMGmKuFHkqY7WlTid+C8wlg==[/tex]
- 【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
- set1 = {x for x in range(10) if x%2!=0} set1.remove(1) print(set1) 以上代码的运行结果为？ A: {1, 3, 5, 7, 9} B: {1, 3, 5, 7} C: {3, 5, 7, 9} D: {3, 5, 7}