锟斤拷锟斤拷锟絧锟斤拷锟斤拷锟絬锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟絅锟阶何圖锟轿碉拷锟姐法锟斤拷锟紷锟絅锟斤拷要锟斤拷Q锟斤拷(sh锟斤拷)锟紿锟叫斤拷锟斤拷锟斤拷锟节斤拷锟斤拷锟侥時(sh锟斤拷)锟斤拷锟揭恍╋拷锟�(sh锟斤拷)锟斤拷(j锟斤拷)锟斤拷處锟斤拷锟斤拷

锟斤拷锟斤拷1锟絧锟斤拷锟斤拷锟絬锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟絧锟斤拷锟斤拷锟侥漸锟斤拷锟斤拷锟斤拷锟教ｏ拷y=±(b/a)x锟斤拷锟斤拷(d锟斤拷ng)锟斤拷锟絚(di锟斤拷n)锟斤拷x锟絊锟较ｏ拷锟斤拷y=±(a/b)x (锟斤拷锟絚(di锟斤拷n)锟斤拷y锟絊锟较ｏ拷锟斤拷锟斤拷锟斤拷锟絧锟斤拷锟斤拷锟斤拷(bi锟斤拷o)锟斤拷(zh锟斤拷n)锟斤拷锟斤拷x2/a2-y2/b2=1锟叫碉拷1锟斤拷锟斤拷锟斤拷锟斤拷锟矫漸锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷x2/a2-y2/b2=1(a锟斤拷0,b锟斤拷0)

锟斤拷锟斤拷c2锟斤拷a2锟斤拷b2

锟斤拷锟斤拷锟斤拷锟絚(di锟斤拷n)锟斤拷锟斤拷(bi锟斤拷o)锟斤拷-c,0锟斤拷,(c,0)

锟斤拷锟斤拷锟絬锟斤拷锟斤拷锟斤拷锟教ｏ拷y=±bx/a

锟斤拷锟斤拷锟斤拷锟斤拷 y2/a2-x2/b2=1(a锟斤拷0,b锟斤拷0)

锟斤拷锟斤拷c2锟斤拷a2锟斤拷b2

锟斤拷锟斤拷锟斤拷锟絚(di锟斤拷n)锟斤拷锟斤拷(bi锟斤拷o)锟斤拷0,c锟斤拷,(0,-c)

锟斤拷锟斤拷锟絬锟斤拷锟斤拷锟斤拷锟教ｏ拷y=±ax/b

锟斤拷锟斤拷2锟絬锟斤拷锟斤拷锟斤拷锟斤拷锟絚(di锟斤拷n)

锟斤拷锟斤拷锟給(w锟斤拷)锟睫接斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟洁交锟斤拷锟街為垂直锟絬锟斤拷锟斤拷锟斤拷水平锟絬锟斤拷锟斤拷锟斤拷斜锟絬锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷(d锟斤拷ng)锟斤拷锟斤拷锟斤拷一锟絚(di锟斤拷n)M锟斤拷锟斤拷锟斤拷锟給(w锟斤拷)锟斤拷锟絟(yu锟斤拷n)锟絰原锟絚(di锟斤拷n)锟絩(sh锟斤拷)锟斤拷锟斤拷锟組锟斤拷一锟絣直锟斤拷锟侥撅拷锟絰锟給(w锟斤拷)锟斤拷趨锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷么锟紷锟絣直锟斤拷锟絈锟斤拷锟紷锟絣锟斤拷锟斤拷锟侥漸锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷要注锟斤拷锟斤拷牵锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷械锟斤拷锟斤拷锟斤拷锟斤拷袧u锟斤拷锟斤拷锟斤拷锟絬锟斤拷锟斤拷锟斤拷映锟斤拷某些锟斤拷锟斤拷锟节無(w锟斤拷)锟斤拷锟斤拷锟斤拷r(sh锟斤拷)锟斤拷變锟斤拷锟斤拷r锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷(j锟斤拷)锟絬锟斤拷锟斤拷锟斤拷位锟矫ｏ拷锟缴岋拷锟絬锟斤拷锟斤拷锟街烇拷锟斤拷類ｏ拷水平锟絬锟斤拷锟斤拷锟斤拷锟斤拷直锟絬锟斤拷锟斤拷锟斤拷斜锟絬锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷y=k/x(k≠0)锟角凤拷锟斤拷锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟斤拷锟斤拷D锟斤拷锟絇(gu锟斤拷n)锟斤拷原锟絚(di锟斤拷n)锟斤拷(du锟斤拷)锟絈锟斤拷x=0锟斤拷y=0锟斤拷锟斤拷u锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷(d锟斤拷ng)锟斤拷锟絚(di锟斤拷n)锟斤拷x锟絊锟较時(sh锟斤拷) 锟絧锟斤拷锟斤拷锟絬锟斤拷锟斤拷锟侥凤拷锟斤拷锟斤拷y=[±b/a]x

锟斤拷锟斤拷锟斤拷(d锟斤拷ng)锟斤拷锟絚(di锟斤拷n)锟斤拷y锟絊锟较時(sh锟斤拷) 锟絧锟斤拷锟斤拷锟絬锟斤拷锟斤拷锟侥凤拷锟斤拷锟斤拷y=[±a/b]x

锟斤拷锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷锟絔锟斤拷

锟斤拷锟斤拷锟竭匡拷锟斤拷(sh锟斤拷)锟絎(xu锟斤拷)知锟絉(sh锟斤拷)锟絚(di锟斤拷n)锟絉锟斤拷

锟斤拷锟斤拷锟斤拷锟絕锟斤拷(du锟斤拷)值锟侥诧拷锟斤拷式锟斤拷谓锟�

锟斤拷锟铰高匡拷锟結訊锟斤拷锟竭匡拷锟斤拷锟竭★拷锟斤拷前锟斤拷(zh锟斤拷n)锟斤拷锟斤拷志愿锟斤拷锟�(b锟斤拷o)锟斤拷锟饺★拷锟�?j锟斤拷n)?sh锟斤拷)锟斤拷锟斤拷

锟竭匡拷锟絩(sh锟斤拷)锟絞锟斤拷锟斤拷全锟斤拷锟斤拷要锟斤拷(ji锟斤拷)锟絚(di锟斤拷n)

锟組锟斤拷"锟竭匡拷锟絎(w锟斤拷ng)"微锟脚癸拷锟斤拷號(h锟斤拷o)