锟斤拷锟斤拷锟斤拷锟斤拷y=xa(a锟介實(sh锟斤拷)锟斤拷(sh锟斤拷))锟侥猴拷锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟皆底旓拷(sh锟斤拷)锟斤拷锟斤拷變锟斤拷锟斤拷锟斤拷锟斤拷锟阶冿拷锟�锟斤拷指锟斤拷(sh锟斤拷)锟介常锟斤拷锟侥猴拷锟斤拷(sh锟斤拷)锟絈锟斤拷绾�锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷小锟斤拷锟斤拷锟斤拷锟侥冪函锟斤拷(sh锟斤拷)锟斤拷要知锟絉(sh锟斤拷)锟絚(di锟斤拷n)锟斤拷請(q锟斤拷ng)锟斤拷锟斤拷锟斤拷锟秸★拷

锟斤拷锟斤拷锟斤拷锟絰锟斤拷锟街碉拷锟�

锟斤拷锟斤拷锟斤拷(d锟斤拷ng)a锟介不同锟侥旓拷(sh锟斤拷)值锟絩(sh锟斤拷)锟斤拷锟界函锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷牟锟酵�锟斤拷r锟斤拷锟铰ｏ拷锟斤拷锟絘锟斤拷锟斤拷锟解實(sh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟絫锟斤拷锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷?y锟斤拷n)锟斤拷锟�?锟斤拷锟斤拷锟叫岋拷(sh锟斤拷)锟斤拷(sh锟斤拷);锟斤拷锟絘锟斤拷負(f锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟絫x锟较讹拷锟斤拷锟杰烇拷0锟斤拷锟斤拷锟絕(gu锟斤拷)锟紷锟絩(sh锟斤拷)锟斤拷锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷還锟斤拷須革拷[锟斤拷(j锟斤拷)q锟斤拷锟斤拷偶锟皆侊拷(l锟斤拷i)锟絖锟斤拷锟斤拷锟斤拷锟斤拷锟酵�锟絩(sh锟斤拷)q锟斤拷偶锟斤拷(sh锟斤拷)锟斤拷锟絫x锟斤拷锟斤拷小锟斤拷0锟斤拷锟紷锟絩(sh锟斤拷)锟斤拷锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷?y锟斤拷n)锟斤拷锟�?锟斤拷锟斤拷锟叫岋拷(sh锟斤拷)锟斤拷(sh锟斤拷);锟斤拷锟酵�锟絩(sh锟斤拷)q锟斤拷锟芥數(sh锟斤拷)锟斤拷锟絫锟斤拷锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷?y锟斤拷n)椴伙拷锟斤拷?锟斤拷锟斤拷锟叫岋拷(sh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟斤拷(d锟斤拷ng)x锟介不同锟侥旓拷(sh锟斤拷)值锟絩(sh锟斤拷)锟斤拷锟界函锟斤拷(sh锟斤拷)锟斤拷值锟斤拷牟锟酵�锟斤拷r锟斤拷锟铰ｏ拷锟斤拷x锟斤拷锟斤拷0锟絩(sh锟斤拷)锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟斤拷值锟斤拷锟角达拷锟斤拷0锟侥岋拷(sh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟斤拷x小锟斤拷0锟絩(sh锟斤拷)锟斤拷锟絫只锟斤拷同锟絩(sh锟斤拷)q锟斤拷锟芥數(sh锟斤拷)锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟斤拷值锟斤拷?y锟斤拷n)锟斤拷锟斤拷膶?sh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟斤拷只锟斤拷a锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟斤拷0锟斤拷锟組(j锟斤拷n)锟诫函锟斤拷(sh锟斤拷)锟斤拷值锟斤拷

锟斤拷锟斤拷锟斤拷锟絴(zh锟斤拷)锟斤拷

锟斤拷锟斤拷锟斤拷(du锟斤拷)锟斤拷a锟斤拷取值锟斤拷锟斤拷锟斤拷锟斤拷頂�(sh锟斤拷)锟斤拷锟叫憋拷要锟街成幾種锟斤拷r锟斤拷(l锟斤拷i)討論锟斤拷锟皆碉拷锟斤拷锟皆ｏ拷

锟斤拷锟斤拷锟斤拷锟斤拷锟揭傦拷知锟斤拷锟斤拷锟絘=p/q锟斤拷q锟斤拷p锟斤拷锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟斤拷锟絫x^(p/q)=q锟轿革拷號(h锟斤拷o)(x锟斤拷p锟轿凤拷)锟斤拷锟斤拷锟絨锟斤拷锟芥數(sh锟斤拷)锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷锟斤拷R锟斤拷锟斤拷锟絨锟斤拷偶锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷锟斤拷[0锟斤拷+∞)锟斤拷锟斤拷(d锟斤拷ng)指锟斤拷(sh锟斤拷)n锟斤拷負(f锟斤拷)锟斤拷锟斤拷(sh锟斤拷)锟絩(sh锟斤拷)锟斤拷锟絆(sh锟斤拷)a=-k锟斤拷锟絫x=1/(x^k)锟斤拷锟紷然x≠0锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷锟斤拷(-∞锟斤拷0)∪(0锟斤拷+∞).锟斤拷丝锟斤拷钥锟斤拷锟絰锟斤拷锟杰碉拷锟斤拷锟斤拷锟狡侊拷(l锟斤拷i)源锟节冿拷锟絚(di锟斤拷n)锟斤拷一锟斤拷锟叫匡拷锟斤拷锟斤拷锟斤拷锟侥革拷锟斤拷锟斤拷锟斤拷锟�0锟斤拷一锟斤拷锟叫匡拷锟斤拷锟斤拷偶锟斤拷(sh锟斤拷)锟轿的革拷號(h锟斤拷o)锟铰讹拷锟斤拷锟杰烇拷負(f锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟斤拷么锟揭傦拷锟酵匡拷锟斤拷知锟斤拷锟斤拷

锟斤拷锟斤拷锟脚筹拷锟剿烇拷0锟絚負(f锟斤拷)锟斤拷(sh锟斤拷)锟缴種锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(du锟斤拷)锟斤拷x>0锟斤拷锟絫a锟斤拷锟斤拷锟斤拷锟斤拷锟解實(sh锟斤拷)锟斤拷(sh锟斤拷);

锟斤拷锟斤拷锟脚筹拷锟剿烇拷0锟紷锟絅锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(du锟斤拷)锟斤拷x<0锟斤拷x>0锟斤拷锟斤拷锟叫岋拷(sh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷q锟斤拷锟斤拷锟斤拷偶锟斤拷(sh锟斤拷);

锟斤拷锟斤拷锟脚筹拷锟剿烇拷負(f锟斤拷)锟斤拷(sh锟斤拷)锟紷锟絅锟斤拷锟杰ｏ拷锟斤拷锟斤拷(du锟斤拷)锟斤拷x锟斤拷锟斤拷锟斤拷业锟斤拷锟�0锟斤拷锟斤拷锟叫岋拷(sh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷a锟酵诧拷锟斤拷锟斤拷負(f锟斤拷)锟斤拷(sh锟斤拷)锟斤拷

锟斤拷锟斤拷锟斤拷锟結(ji锟斤拷)锟斤拷锟斤拷(l锟斤拷i)锟斤拷锟酵匡拷锟皆得碉拷锟斤拷(d锟斤拷ng)a锟介不同锟侥旓拷(sh锟斤拷)值锟絩(sh锟斤拷)锟斤拷锟界函锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷牟锟酵�锟斤拷r锟斤拷锟铰ｏ拷

锟斤拷锟斤拷锟斤拷锟絘锟斤拷锟斤拷锟解實(sh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟絫锟斤拷锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷?y锟斤拷n)锟斤拷锟�?锟斤拷锟斤拷锟叫岋拷(sh锟斤拷)锟斤拷(sh锟斤拷);

锟斤拷锟斤拷锟斤拷锟絘锟斤拷負(f锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟絫x锟较讹拷锟斤拷锟杰烇拷0锟斤拷锟斤拷锟絕(gu锟斤拷)锟紷锟絩(sh锟斤拷)锟斤拷锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷還锟斤拷須革拷锟斤拷(j锟斤拷)q锟斤拷锟斤拷偶锟皆侊拷(l锟斤拷i)锟絖锟斤拷锟斤拷锟斤拷锟斤拷锟酵�锟絩(sh锟斤拷)q锟斤拷偶锟斤拷(sh锟斤拷)锟斤拷锟絫x锟斤拷锟斤拷小锟斤拷0锟斤拷锟紷锟絩(sh锟斤拷)锟斤拷锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷?y锟斤拷n)锟斤拷锟�?锟斤拷锟斤拷锟叫岋拷(sh锟斤拷)锟斤拷(sh锟斤拷);锟斤拷锟酵�锟絩(sh锟斤拷)q锟斤拷锟芥數(sh锟斤拷)锟斤拷锟絫锟斤拷锟斤拷(sh锟斤拷)锟侥讹拷锟絰锟斤拷?y锟斤拷n)椴伙拷锟斤拷?锟斤拷锟斤拷锟叫岋拷(sh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷

锟斤拷锟斤拷锟斤拷x锟斤拷锟斤拷0锟絩(sh锟斤拷)锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟斤拷值锟斤拷锟角达拷锟斤拷0锟侥岋拷(sh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷

锟斤拷锟斤拷锟斤拷x小锟斤拷0锟絩(sh锟斤拷)锟斤拷锟絫只锟斤拷同锟絩(sh锟斤拷)q锟斤拷锟芥數(sh锟斤拷)锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟斤拷值锟斤拷?y锟斤拷n)锟斤拷锟斤拷膶?sh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷

锟斤拷锟斤拷锟斤拷只锟斤拷a锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟斤拷0锟斤拷锟組(j锟斤拷n)锟诫函锟斤拷(sh锟斤拷)锟斤拷值锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷x锟斤拷锟斤拷0锟角岋拷(du锟斤拷)a锟斤拷锟斤拷锟斤拷取值锟斤拷锟斤拷锟斤拷锟絰锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟給锟斤拷锟界函锟斤拷(sh锟斤拷)锟节碉拷一锟斤拷锟睫的革拷锟斤拷锟斤拷r.

锟斤拷锟斤拷锟斤拷锟皆匡拷锟斤拷锟斤拷

锟斤拷锟斤拷(1)锟斤拷锟叫的圖锟轿讹拷通锟絕(gu锟斤拷)(1锟斤拷1)锟紷锟絚(di锟斤拷n)锟斤拷

锟斤拷锟斤拷(2)锟斤拷(d锟斤拷ng)a锟斤拷锟斤拷0锟絩(sh锟斤拷)锟斤拷锟界函锟斤拷(sh锟斤拷)锟斤拷锟斤拷{(di锟斤拷o)锟絝锟斤拷锟斤拷锟斤拷锟斤拷a小锟斤拷0锟絩(sh锟斤拷)锟斤拷锟界函锟斤拷(sh锟斤拷)锟斤拷锟斤拷{(di锟斤拷o)锟絝锟絧锟斤拷锟斤拷(sh锟斤拷)锟斤拷

锟斤拷锟斤拷(3)锟斤拷(d锟斤拷ng)a锟斤拷锟斤拷1锟絩(sh锟斤拷)锟斤拷锟界函锟斤拷(sh锟斤拷)锟紻锟斤拷锟铰帮拷;锟斤拷(d锟斤拷ng)a小锟斤拷1锟斤拷锟斤拷0锟絩(sh锟斤拷)锟斤拷锟界函锟斤拷(sh锟斤拷)锟紻锟斤拷锟斤拷凸锟斤拷

锟斤拷锟斤拷(4)锟斤拷(d锟斤拷ng)a小锟斤拷0锟絩(sh锟斤拷)锟斤拷a越小锟斤拷锟紻锟轿傾斜锟教讹拷越锟斤拷

锟斤拷锟斤拷(5)a锟斤拷锟斤拷0锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟絕(gu锟斤拷)(0锟斤拷0);a小锟斤拷0锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟斤拷锟絕(gu锟斤拷)(0锟斤拷0)锟絚(di锟斤拷n)锟斤拷

锟斤拷锟斤拷(6)锟紷然锟界函锟斤拷(sh锟斤拷)锟給(w锟斤拷)锟斤拷锟斤拷