Question

訪客

請問f(x)可以寫成下面我用鉛筆寫的那樣嗎？
還有D為什麼對～

2                                                             當,
et Ge for Co Whieh ofthe following statements 88
0

true?   To)  W-VSC   AX
W 7/ is strictly decreasing on the interval  (0,oo) !

 7/ has alocal minimum at 0.                           呈
Am, 7G9 =%.                          |一 - |
(D) 7(xz)<0 for x<0.                               sg本前

(E) None of the above statements 1s ffrue.                                     (全 1 |   XX

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