讨论此函数在给定点处的极限是否存在？ 若存在，求其极限值：[tex=17.286x2.429]rPv0VD0uSHilk9kRx82SkI7ebdUMNsh9fbjHOK5Yj4W3hdafkFyEiI2Y8Rzwa9AHH5wIh4oS5LE74LDlCduegIejDwDZiHm98NOFYZXbX4E=[/tex]
举一反三
- 讨论下列函数在给定点处的极限是否存在?若存在，求其极限值：[tex=16.786x2.5]rPv0VD0uSHilk9kRx82SkNvP86HSUXFjfbI9Mm5E8I1X0qV7cyzO7eS8yjYz9MK1WWKK7gWzmjcjloZESbwK7gF4wXj/jp9EAhEuUJA2dFU=[/tex]
- 【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=
- 观察下列数列的极限是否存在,如果存在,求出极限(1)(2)(3)(4)(5)(6)(7)(8)(9)(10)
- >>>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']
- 【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]