• 2022-07-23
    设[tex=4.429x1.214]sgk8YheD9/uQ5MLwVNL7Vg==[/tex]为任意集合,求证:[tex=21.429x1.357]AArIMrcQKkJhONMZYkcNjzZw51eKSrBsgrk6PVmxKfozylUJk9bFA+yZPP17uRiV/kKarjjNf9zGeP2GRJN/5HmTzymPSuWvLRuTFvAKB1Q=[/tex]
  • 对于任意x,y[tex=38.286x9.929]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[/tex]因此[tex=21.429x1.357]AArIMrcQKkJhONMZYkcNjzZw51eKSrBsgrk6PVmxKfozylUJk9bFA+yZPP17uRiV/kKarjjNf9zGeP2GRJN/5HmTzymPSuWvLRuTFvAKB1Q=[/tex]
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    内容

    • 0

      【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=

    • 1

      判断命题是否正确:若[tex=7.0x2.786]rGs53XpO8zahy2DDDvYP4ZcvHFvKubVp51qLDdu9JcYcq5Tiie/6auTBvrhWxtNdEewYKFSO7uXiyPybTksVRQ==[/tex], 其 中[tex=4.429x1.214]sgk8YheD9/uQ5MLwVNL7Vg==[/tex]为 方 阵 , 则[tex=8.357x1.357]hih4iv7qHf7YZiIyfILAQTgFPT6d0Qn8q8NxzmKY0yY=[/tex]。

    • 2

      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

    • 3

      A=[1 2 3 4 5 6 7 8 9]A(5)=[]A=1 4 7 5 8 3 6 9

    • 4

      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}