1、?|AAAS|)(XAAXP.2| )(|nXPnX,.,21naaaX .2) 11 (.121nnnnnnCCC.22.22:,.,nnA .,.,),.,(2121nnxxxxxx),(yxO),(zyxO.,),.,(),.,(2121iyxyyyxxxiinn),(xy.,.,2 , 1,| ),.,(.2121niAxxxxAAAiinn.,.,2 , 1,| ),.,(.21niAxxxxAAAAinnn)2 ,(),1 ,(),2 ,(),1 ,(bbaaBA), 2(), 1 (), 2(), 1(bbaaAB.| ,|mnBAnBmA.,| ),(ByAxyxBA.,.,2
2、 , 1,| ),.,(.2121niAxxxxAAAiinnABfBAf:. 1)( R,R:2xxff.:|BAffBA.8,.,2 , 1|ifBiAx1x2x3y1y2BAf:.| ,|mAnBnBmABA: )(),(1YfXf| )()(,:XxxfXfAXBAf)(,|)(,:1YxfAxxYfBYBAfXf(X)Y f-1(Y),.,:21nAAAABAf,.),.,(2121nnAAAxxxxAx.),.,(),.,()(2121yxxxfxxxfxfnnBAf:.)()(,212121xxxfxfAxx).()(,212121xfxfxxAxxfBA).(,xfyAxBy.
3、ran Bf f|)(xxfBA,.3 , 2 , 1 , 0 , 1, 2, 3.,:Z,.6 , 5 , 4 , 3 , 2 , 1 , 0:N1O.21tanxy123123fabc123abc123 1 , 12,2:sin2,2x.2,2 1 , 1 :arcsin23,2x23, 0 x).()(,xfgxhAxxy=f(x)z=g(y)=g(f(x)hfgabc123fggfh.sin2xy ).()(xfgxgf).()(xfgxfg双射BAf:.,11BAIffIffxx abc123abcf1f123abc1231ff.:,:CBgBAfx)(xfy zyg)()(xgfz
4、.:,:CBgBAfab123gfABC.)()(hgfhgfhgfBAAAfn.:21BAAAfn.:AAAAfn.:.),.,(,.,2121AxxxfAxxxnn?),.,(21nxxxfy .),(,:2121xxxxffRQQ.),(,:3221321xxxxxxffRRRR*),.,(21nxxxf,),.,(21fxxxn,., 53BAp!pp.,)(Axxx.| ,)(:Rxxxxx.)( ,)(TT11AAAA.,Axxxx?,R , xyyx. fggf).()( :,zyxzyxAzyx).()(hgfhgf. xxe. xex.x.x. exy. eyx.)(0)(x
5、xxx?0 ;111:0 xxxxx. zyzxyx. zyxzxy).()()(zxyxzyx).()()(xzxyxzy.)(xyxx.)(xxxy).()()(yxyx).()()(yxyx.|BxAxxBA或BAAABA.:,BACBCACAAAABBA)()(CBACBA).()()(YfXfYXf: )()()(YXfYfXf: )()()(YfXfYXf).()(YXfXfYXX).()(YXfYfYXY).(:)(afbYXaYXfb);()(XfafbXa).()(YfafbYa).()(YfXfb.|BxAxxBA且BA.:,BACBCACABBAAA).()()(YfXf
6、YXfAAAABBA)()(CBACBA.BBAABABA.)(ABAA.)(ABAA).()()(CABACBA).()()(CABACBAUAA)(ACAUdA ,ccbbaA ,UAA AAAAU.BABA.BABA.|BxAxxBA且UABBA.,afedcbcba.,fedcbafedcb)(BAABA.BABA.,BAxBxAxBxAxBAx).()()()()(CBACBACBACBACBACBABABA)()()()()()(CBACBACBACABACABA.CBA).()(ABBABA,fedcbBcbaA).()(ABBABAUABBA).()(ABBABA).()(BA
7、BABA. ABBA).()(CBACBA).()(BABABA.CBCABA)()(CAABAACAABAA)()().()(ABBABA.,BAABBA. |BABABA. |BABAUBA,|IiAAAiiiAjiAA. AAIii.,54321cbaacbbcacbacbaabc,|,|21JjBIiAjijijiBAJjIiBA,|,|,|21JjBIiAji.,21jiBAnkknSN1),()., 1() 1, 1(),(knkSknSknSabc.|N|0.|R|,.,210aaa?0aAB,.,.,) 1 , 0(210iaaaa,.2 , 1 , 0.,. 021iaaaainiii:. 0210nbbbbr ,.2 , 1 , 0,1, 31, 1naabnnnnn.0?|0A