1.4锟斤拷锟絕锟斤拷(du锟斤拷)值锟斤拷锟斤拷式锟侥解法锟斤拷锟紸(ch锟斤拷)知锟絉(sh锟斤拷)
锟斤拷源锟斤拷锟絎(w锟斤拷ng)锟絡(lu锟斤拷)锟結源 2009-08-14 12:46:11
[锟斤拷(bi锟斤拷o)锟斤拷锟斤拷锟斤拷锟斤拷式]
锟斤拷锟斤拷1锟斤拷锟斤拷锟絘锟斤拷b锟斤拷c锟介實(sh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷锟斤拷a锟斤拷b锟斤拷锟絫()
锟斤拷锟斤拷(A)ac>bc.(B)a2>b2(C)|a|>|b|(D)a+c>b+c
锟斤拷锟斤拷2锟斤拷锟絇(gu锟斤拷n)锟斤拷|x锟斤拷2|,锟斤拷锟铰旓拷锟斤拷锟斤拷锟絖锟斤拷锟斤拷()
锟斤拷锟斤拷(A)锟斤拷锟斤拷一锟斤拷(g锟斤拷)锟斤拷锟斤拷(sh锟斤拷).(B)锟斤拷锟斤拷x锟斤拷2锟斤拷.
锟斤拷锟斤拷(C)锟节旓拷(sh锟斤拷)锟絊锟较匡拷锟皆憋拷示一锟絣锟斤拷锟斤拷锟絃(zh锟斤拷ng)锟斤拷.(D)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(sh锟斤拷),锟斤拷锟斤拷锟斤拷負(f锟斤拷)锟斤拷(sh锟斤拷),也锟斤拷锟皆烇拷锟斤拷.
锟斤拷锟斤拷3锟斤拷锟絚锟斤拷锟斤拷式|2锟斤拷3x|>1同锟斤拷锟斤拷锟�()
锟斤拷锟斤拷(A)2锟斤拷3x>±1(B)2锟斤拷3x>1
锟斤拷锟斤拷(C)2锟斤拷3x>1,锟斤拷2锟斤拷3x<锟斤拷1(D)锟斤拷1<3x锟斤拷2<1
……
锟斤拷锟絛锟斤拷址锟斤拷http://files.eduu.com/down.php?id=151331
锟斤拷锟絇(gu锟斤拷n)锟斤拷锟絔
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锟竭匡拷院校锟斤拷(k锟斤拷)锟斤拷锟斤拷锟斤拷W(xu锟斤拷)锟斤拷锟絰锟斤拷锟絀(y锟斤拷)锟斤拷一锟斤拷锟斤拷位锟�锟斤拷锟�
锟斤拷校锟斤拷?j锟斤拷n)?sh锟斤拷)锟斤拷
锟斤拷锟絀(y锟斤拷)锟斤拷?j锟斤拷n)?sh锟斤拷)锟斤拷
- 锟斤拷锟节诧拷詢
锟斤拷W(xu锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟絎(w锟斤拷ng)锟斤拷W(xu锟斤拷)锟斤拷锟斤拷锟竭匡拷锟結源锟絎(w锟斤拷ng)锟斤拷锟絚(di锟斤拷n)锟絎(xu锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷W(xu锟斤拷)锟斤拷锟絀(y锟斤拷)锟斤拷B锟竭分斤拷(j锟斤拷ng)锟�(y锟斤拷n)锟竭匡拷锟饺★拷锟皆�锟斤拷W(xu锟斤拷)锟斤拷锟叫帮拷锟斤拷锟斤拷锟斤拷锟斤拷锟絎(w锟斤拷ng)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絔锟斤拷锟竭匡拷锟饺★拷Y(ji锟斤拷)锟斤拷锟斤拷詢锟竭匡拷锟斤拷(b锟斤拷o)锟斤拷锟絩(sh锟斤拷)锟絞锟竭匡拷知锟絉(sh锟斤拷)锟絚(di锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷?j锟斤拷n)?sh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷?j锟斤拷n)?sh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷?j锟斤拷n)?sh锟斤拷)锟斤拷锟�锟斤拷品锟�?j锟斤拷n)?sh锟斤拷)锟斤拷锟竭匡拷锟絯锟絲锟斤拷校锟斤拷?j锟斤拷n)?sh锟斤拷)锟斤拷锟斤拷詢
