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经济数学基础( 3 )第 21 讲( 1 )

经济数学基础( 3 )第 21 讲( 1 ). 第三章习题解答. 4 、利用洛必达法则求下列极限. ( 1 ). 解:. ( 2 ). 解:. ( 3 ). 解:. ( 4 ). 解:. ( 5 ). 解:. ( 6 ). 解:. ( 7 ). 解:. ( 8 ). 解:. ( 9 ). 解:. ( 10 ). 解:. ( 11 ). 解:. ( 12 ). 解:. ( 13 ). 解:. 5 、求下列函数单调区间与极值. ( 1 ). 解:. 0. 0. 极大值点. 极小值点. 所以. 内单调增加.

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经济数学基础( 3 )第 21 讲( 1 )

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  1. 经济数学基础(3)第21讲(1) 第三章习题解答

  2. 4、利用洛必达法则求下列极限 (1) 解:

  3. (2) 解:

  4. (3) 解:

  5. (4) 解:

  6. (5) 解:

  7. (6) 解:

  8. (7) 解:

  9. (8) 解:

  10. (9) 解:

  11. (10) 解:

  12. (11) 解:

  13. (12) 解:

  14. (13) 解:

  15. 5、求下列函数单调区间与极值 (1) 解:

  16. 0 0 极大值点 极小值点 所以 内单调增加 内单调减少

  17. (3) 解:

  18. (5) 解: 所以

  19. (7) 解:

  20. (7)

  21. 7、求下列函数在所给区间上的最大值与最小值7、求下列函数在所给区间上的最大值与最小值 (2) 解:

  22. (4) 解:

  23. (6) 解:

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