试证明下列命题：设 [tex=2.071x1.357]1f4Wyq/DKl1JkV1UemhujQ==[/tex] 是 [tex=1.286x1.0]LVtrVoR3luZyUPe3gwSlPw==[/tex] 上的非负可积函数,记 [tex=6.429x1.357]UCWsz1Po+HWMixdEjmHcxw1+jXlQFMVv4ObOR3MHKZM=[/tex] .[tex=15.786x1.5]C+kg99U+vZl/58Id7Cz3l1yol9E+7hwGbWUAjjc7zE+T5HeVGLzppLEWk7jX1VbC9amS5OoMgBvZrA5eSrfFXSaBhe0H5Na90EXH3KYAz9kSTP4oAhkLUOH6fMPdc5XHH+ICnaXDPkQvYtB4xNukqg==[/tex].
举一反三
- 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}
- 试证明下列命题：设 [tex=2.071x1.357]1f4Wyq/DKl1JkV1UemhujQ==[/tex] 是 [tex=1.286x1.0]LVtrVoR3luZyUPe3gwSlPw==[/tex] 上的非负可积函数,记 [tex=6.429x1.357]UCWsz1Po+HWMixdEjmHcxw1+jXlQFMVv4ObOR3MHKZM=[/tex] .设 [tex=9.357x1.5]DND0cv4XyUlyDAEjWqzpWPGZgtjLnSeEVoKZpYPf7ET+Z8yoF/5wWagAuhszGPOGcLomiuqw4mfYh4+BNa1IbfbNsXgpl0PmKbwlswJurrg=[/tex], 则[tex=14.286x1.357]Yt6cqBZEjYnKurWZbDk0jBUERgA6zDwyQpqSGH+VvDQ4FSqaSqy0rqiG5qDzB0QslKTwTXX6ZlnbKjUIY24ViVYKhoZAhYsBJJ7bUTF+xbEDiVxJlzvKk+WXNUmlzA7e[/tex].
- A=[1 2 3 4 5 6 7 8 9]A(5)=[]A=1 4 7 5 8 3 6 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]
- 输出九九乘法表。 1 2 3 4 5 6 7 8 9 --------------------------------------------------------------------- 1*1=1 2*1=2 2*2=4 3*1=3 3*2=6 3*3=9 4*1=4 4*2=8 4*3=12 4*4=16 5*1=5 5*2=10 5*3=15 5*4=20 5*5=25 6*1=6 6*2=12 6*3=18 6*4=24 6*5=30 6*6=36 7*1=7 7*2=14 7*3=21 7*4=28 7*5=35 7*6=42 7*7=49 8*1=8 8*2=16 8*3=24 8*4=32 8*5=40 8*6=48 8*7=56 8*8=64 9*1=9 9*2=18 9*3=27 9*4=36 9*5=45 9*6=54 9*7=63 9*8=72 9*9=81