锟斤拷一锟斤拷(sh锟斤拷)锟絎(xu锟斤拷)锟教帮拷锟斤拷锟斤拷锟斤拷锟较猴拷锟絰锟絚锟斤拷示锟斤拷

锟斤拷锟斤拷锟教學(xu锟斤拷)目锟侥ｏ拷

锟斤拷锟斤拷要锟斤拷W(xu锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟解集锟较的革拷锟斤拷锟斤拷锟斤拷锟斤拷元锟斤拷锟絚锟斤拷锟斤拷锟絞锟斤拷锟絇(gu锟斤拷n)系锟斤拷锟斤拷锟秸硷拷锟较的憋拷示锟斤拷锟斤拷知锟斤拷锟斤拷锟矫旓拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷記锟斤拷锟斤拷

锟斤拷锟斤拷锟教學(xu锟斤拷)锟斤拷锟統锟絚(di锟斤拷n)锟斤拷

锟斤拷锟斤拷1锟斤拷元锟斤拷锟絚锟斤拷锟斤拷锟絞锟斤拷锟絇(gu锟斤拷n)系

锟斤拷锟斤拷2锟斤拷锟斤拷锟较的憋拷示锟斤拷

锟斤拷锟斤拷锟教學(xu锟斤拷)锟絕锟教ｏ拷

锟斤拷锟斤拷一锟斤拷锟斤拷锟较的革拷锟斤拷

锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟诫：

锟斤拷锟�锟斤拷锟�1~20锟皆冿拷(n锟斤拷i)锟斤拷锟斤拷锟斤拷锟絴(zh锟斤拷)锟斤拷(sh锟斤拷)锟斤拷

锟斤拷锟�锟斤拷锟斤拷覈锟斤拷锟�1991~2003锟斤拷13锟斤拷锟�(n锟斤拷i)锟斤拷锟絣(f锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷l(w锟斤拷i)锟斤拷锟斤拷

锟斤拷锟�锟斤拷墙锟斤拷锟斤拷锟杰囷拷S2003锟斤拷锟斤拷锟絘(ch锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷車锟斤拷

锟斤拷锟斤拷锟斤拷2004锟斤拷1锟斤拷1锟斤拷之前锟絚锟揭囷拷锟斤拷锟斤拷锟解交锟絇(gu锟斤拷n)系锟斤拷锟斤拷锟叫囷拷锟斤拷锟斤拷

锟斤拷锟�锟斤拷锟斤拷锟斤拷械锟斤拷锟斤拷锟斤拷锟�锟斤拷

锟斤拷锟斤拷锟斤拷锟絊锟紻盛锟叫學(xu锟斤拷)2004锟斤拷9锟斤拷锟斤拷W(xu锟斤拷)锟侥革拷一锟絎(xu锟斤拷)锟斤拷全锟絯锟斤拷

锟斤拷锟斤拷锟結(ji锟斤拷)論锟斤拷一锟斤拷兀锟斤拷覀锟斤拷锟斤拷芯锟斤拷锟斤拷锟統(t锟斤拷ng)锟絈锟斤拷元锟斤拷锟斤拷锟斤拷一些元锟截組锟缴的匡拷锟絯锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷也锟斤拷锟絈锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷元锟截碉拷锟斤拷锟斤拷

锟斤拷锟�锟斤拷锟�1锟斤拷锟絖锟斤拷锟皆ｏ拷锟絆(sh锟斤拷)A锟斤拷一锟斤拷锟給锟斤拷锟侥硷拷锟斤拷锟斤拷x锟斤拷某一锟斤拷锟斤拷锟絯锟斤拷锟斤拷锟斤拷锟絫锟斤拷锟斤拷锟斤拷A锟斤拷元锟截ｏ拷锟斤拷锟竭诧拷锟斤拷A锟斤拷元锟斤拷锟斤拷锟缴種锟斤拷r锟斤拷锟斤拷一锟絅锟斤拷只锟斤拷一锟絅锟斤拷锟斤拷锟斤拷

锟斤拷锟�锟斤拷锟�2锟斤拷锟斤拷锟斤拷锟皆ｏ拷一锟斤拷锟給锟斤拷锟斤拷锟斤拷锟叫碉拷元锟截ｏ拷指锟斤拷锟斤拷锟紷锟斤拷锟斤拷锟较的伙拷锟斤拷锟斤拷同锟侥傦拷锟絯锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷耍锟酵�一锟斤拷锟斤拷锟叫诧拷锟斤拷(y锟斤拷ng)锟截忥拷(f锟斤拷)锟斤拷锟紽(xi锟斤拷n)同一元锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷3锟斤拷锟給锟斤拷锟皆ｏ拷一锟姐不锟斤拷锟絔元锟斤拷之锟絞锟斤拷锟斤拷锟�锟斤拷锟斤拷锟节憋拷示锟斤拷(sh锟斤拷)锟斤拷之類碉拷锟斤拷锟解集锟较時锟斤拷通锟斤拷锟斤拷锟斤拷锟斤拷(x锟斤拷)锟絋锟斤拷锟斤拷小锟斤拷锟斤拷臄锟�(sh锟斤拷)锟絊锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷(x锟斤拷)锟斤拷锟叫旓拷锟斤拷锟叫革拷锟組锟斤拷锟斤拷锟杰凤拷(g锟斤拷u)锟斤拷一锟斤拷锟斤拷锟斤拷

锟斤拷锟�锟斤拷锟�2锟斤拷3锟斤拷4锟狡ｏ拷2锟斤拷3锟斤拷锟斤拷锟斤拷3锟斤拷4锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷2锟斤拷4锟斤拷6锟斤拷8锟斤拷…锟斤拷1锟斤拷2锟斤拷锟斤拷1锟斤拷2锟斤拷锟斤拷{1锟斤拷2}

锟斤拷锟�锟斤拷锟斤拷覈锟斤拷锟叫★拷锟斤拷锟斤拷朔锟斤拷锟絰2+4=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

锟斤拷锟�锟斤拷毯锟斤拷牡锟斤拷刷锟斤拷锟斤拷锟斤拷臄锟�(sh锟斤拷)锟絎(xu锟斤拷)锟揭⑽凤拷锟斤拷x2+2x+1=0锟侥斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�

锟斤拷锟斤拷锟斤拷(g锟斤拷u)锟缴兩傦拷锟斤拷锟较碉拷元锟斤拷一锟斤拷锟斤拷锟酵稱锟紷锟缴傦拷锟斤拷锟斤拷锟斤拷锟�