Éè f(x) ÊÇÒ»¸öº¯Êý, ËüÓÐÒ»¸öÄ溯Êý f −1(x).¹ØÓÚ f(x)ÄãÓÐÒÔÏÂÐÅÏ¢: f(-3.76604639)=-17.7478505 f'(-3.76604639)=6.77629592
ÄãµÄÈÎÎñÊÇÇó³öÒÔϵÄÖµ: f −1(x)ºÍ (f −1)′(x):
ÄãÒª´ÓÉñÃغ¯Êý f(x) µÄÒÑÖªÐÅÏ¢¾¡¿ÉÄܲÂ×¼ËùÒªÇóµÄÖµ. µ±ÄãÌá½»Á˻شðºó, »áÊÕµ½¹ØÓڴ˺¯ÊýµÄ¸ü½øÒ»²½µÄÐÅÏ¢, Äã¿ÉÒÔÓÃËüÀ´¾«È·»¯ÄãµÄ²Â²â. µÃ·Ö½«¸ù¾ÝÄãµÃµ½ÕýÈ·ÖµµÄ³¢ÊÔ´ÎÊý¶ø¶¨.
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