• 2022-06-15
    求[tex=5.786x2.5]ENxIatiC2yqgaopSQCG83lJ9y2JDJXO9P15yQfzgJhucUdFH7Q8azWs1zVLit9thLajot3OAEetBcnkWZECtLQ==[/tex]
  • 属[tex=1.286x2.143]jx54HzHbES12eXqUrTgsGV/u/9aYC3gONDirsdyxbfA=[/tex]型未定式。[tex=26.5x2.5]ENxIatiC2yqgaopSQCG83lJ9y2JDJXO9P15yQfzgJhucUdFH7Q8azWs1zVLit9thGTxjQodTEhPgwIlIRvjZS7AfYhuhsMjpsua7zMcPu8WDqWj0mM1rxvmqAqrX/ChdMHU0sEdNJg6mjiPS4DPpSjgvD/ahjuUSUzGHXUVK2vEP26DsOeF6Nhqp0pnLzV0PTB+0Zn3eI8vtXzLGzNQ5j3faZE6RUYDl89OLY5w2QDhW4VFWiSU+BunXZB+T2nSOcVDCjlgG++sYiMUhP7D5ePP8AZGJbwtlfQOvWtYeDWpQ7LZqWBGMHurTeH2XDr+E[/tex]

    举一反三

    内容

    • 0

      【阅读理解(选择)/完型填空】基于以下描述回答 1-2 题: 下表是 9 名评委对 10 名学生的毕业设计进行等级评定结果: 评委 A B C D E F G H I J 1 1 2 4 3 9 6 5 8 7 10 2 1 4 2 5 6 7 3 10 8 9 3 1 3 4 5 2 8 9 6 10 7 4 1 3 4 5 2 6 10 8 7 9 5 1 9 2 5 6 3 4 8 10 7 6 1 4 9 2 5 6 7 3 10 8 7 1 3 5 10 2 6 9 7 8 4 8 1 3 5 7 6 4 8 10 2 9 9 1 2 8 4 9 6 3 7 5 10

    • 1

      【单选题】myarray1=np.arange(15) myarray2=myarray1.reshape(5,3) print( myarray1) print(myarray2) 输出值是? A. [ 1  2  3  4  5  6  7  8  9 10 11 12 13 14 15] [[ 0  1  2] [ 3  4  5] [ 6  7  8] [ 9 10 11] [12 13 14]] B. [ 1  2  3  4  5  6  7  8  9 10 11 12 13 14 15] [[ 1  2  3] [ 4  5  6] [ 7  8  9] [10 11 12] [13 14 15]] C. [ 0  1  2  3  4  5  6  7  8  9 10 11 12 13 14] [[ 0  1  2] [ 3  4  5] [ 6  7  8] [ 9 10 11] [12 13 14]] D. [ 0  1  2  3  4  5  6  7  8  9 10 11 12 13 14] [[ 1  2  3] [ 4  5  6] [ 7  8  9] [10 11 12] [13 14 15]]

    • 2

      以4,9,1为为插值节点,求\(\sqrt x \)的lagrange的插值多项式 A: \( {2 \over {15}}(x - 9)(x - 1) + {3 \over {40}}(x - 4)(x - 1) + {1 \over {24}}(x - 4)(x - 9)\) B: \( - {2 \over {15}}(x - 9)(x - 1) + {3 \over {40}}(x - 4)(x - 1) + {1 \over {24}}(x - 4)(x - 9)\) C: \( - {2 \over {15}}(x - 9)(x - 1) + {3 \over {40}}(x - 4)(x +1) + {1 \over {24}}(x - 4)(x - 9)\) D: \( - {2 \over {15}}(x - 9)(x - 1) + {3 \over {40}}(x - 4)(x - 1) - {1 \over {24}}(x - 4)(x - 9)\)

    • 3

      求函数[tex=9.571x1.571]apbD0nRmlcdVZi5bj1fGfFnEk1XQpWZJehT+sYItVd4Fk+oX14reG5d1J4e3R4/9[/tex][tex=5.786x2.5]YHwiPugA06KcPVx+cUYIeakNgu/KTr77Yx6QhGSIqgg3vawn9kNKnqpPK/mfQ4AQ[/tex]的极值。

    • 4

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