2022-2023学年数学人教A版必修一单元测试第三章 函数的概念与性质（通关解析版）

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2022-2023
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17/(-%)=(-x)5-(-X)=-X5+X=-/(x),ᦑ/(!᜻ᦪ.ব/(X)Ḅ(f,-l)U(Tl)U(l,y),ᐵ./I)=]_(_)=-“X),ᦑ”X)᜻ᦪߟ(4)/(1)=|1|+1=2,/(-1)=0,ᦑ/(1)H/(T)/(T)R-/(1)ᦑf(x)1᜻1Ꮤᦪ.⚪34ᑭᵨᦪḄ᜻Ꮤឋ8ᦪ9:2;1.<=“X)ᙠR?@ᏔᦪABC஻x+4)=஻x),Dxe(O,2)G/(x)=2x2,ᑣ஻7)=()A.2B.-2C.-98D.98ூQᫀ௃AT;/(x)ᙠR?@ᏔᦪABC஻x+4)=஻x),Dx«0,2)G“x)=",ᑣ/(7)=/(-1)=/প=2.ᦑ⌱;A.YZ[\]=ᦪ”X)@᜻ᦪDxNOG/(x)=2'-l,ᑣ/(-2)=()3A.1B.——C.3D.-34ூQᫀ௃DூbT௃DxNOG/(!=2*—1,ᑣ"2)=22-1=3,dᦪ/(x)@᜻ᦪᑣ/(—2)=-/(2)=-3.ᦑ⌱;D.⚪3\ᑭᵨᦪḄ᜻Ꮤឋ8ᦪT᪆f:3;gf(x)@ᙠR?Ḅ᜻ᦪA஻x+l)@ᏔᦪD0

18d/(x)+g(x)=eஹজᡠkf(-x)+g(-x)=e~xᡠk/(x)+-g(x)=e~xঝX_-Xᵫজঝfuv/(X),wg(x)=஺-y3z;᪷|᜻Ꮤឋ8}ᦪ:4;gᦪ/(!=/(~2,-2-)@Ꮤᦪᑣ”()A.-1B.0C.1D.±1ூQᫀ௃CூbT௃ᵫ<=/(m)=(“2-2Z'),ᡠk=3m2T-2*),ᦪᏔᦪᡠkf(x)=f(r),ᡠkX332'_2T)=(T)3R.2T—2'),᦮ᳮw;(஺-1)(2*-2Z*)X3=0,ᡠk°=1.ᦑ⌱:C.YZ[\1.<=/(x)=h2"+2T᜻ᦪ=.ூQᫀ௃-1ூbT௃ᵫ⚪1(=2'+2-*@᜻ᦪᑣ஻-x)=-f(x),ᓽ2-+2=*2-2-*,ᦑ(2+1>(2-+2)=0,ᵫ2-'+2x0ᦑ=-1,ᦑQᫀ;-Iy3;ᑭᵨ᜻Ꮤឋ8⚪:4;ᙠR?ḄᏔᦪ“X)ᙠ0,+8)?ᓫ⌴A3)=0,gf/(%-)>0ḄT(—1,5),ᑣmḄ9()A.3B.2C.-2D.-3ூQᫀ௃BூbT௃dᏔᦪ/(3)=/(-3)=0,“X)ᙠ0,+8)ᓫ⌴g/(x)>0,ᑣᑘ>஻3),fᓄ/(¢-£>஻3),ᡠk¢Z¤<3,Tw;m-3

19জf(x)=f(x+a),ᑣy=஻x)@kT=aᕜ©Ḅᕜ©ᦪ;ঝ/(x+a)=-/(x),ᑣ/(x)@kT=2aᕜ©Ḅᕜ©ᦪË(3)/(x+a)=Ìᑣ/(x)@kT=2aᕜ©Ḅᕜ©ᦪ;“X)'ট/(x+a)=/(x—a),ᑣ/(x)@kT=2aᕜ©Ḅᕜ©ᦪ;ঠ/(m+஻)=ᓃᑣ/(x)@kT=2஺ᕜ©Ḅᕜ©ᦪ.ড/(x+a)=—\Ñᑣ/(x)@kT=4aᕜ©Ḅᕜ©ᦪ.ঢ/(Ó+J/®,ᑣ/(x)@k7=4஺ᕜ©Ḅᕜ©ᦪ.1-/U)y3Z;ᑨÕᕜ©ᦪ:7;ᙠR?Ḅᦪ/(x)BC/(x+2)=/(x)-1,ᑣÖᑡᦪ½@ᕜ©ᦪḄ@()A.y=4/(x)-xB.y=2f(x)+xC.y=f(x)-xD.y=f(x)+2xூQᫀ௃BூbT௃Ø⚪ᙠR?Ḅᦪ஻x)BC஻x+2)=f(x)-l,ᡠk2/(x+2)+(x+2)=2/(x)-2+(x+2)=2/(x)+x,ᡠky=2f(x)+x@ᕜ©2Ḅᕜ©ᦪ.ᦑ⌱;B.y34;ᕜ©ឋ8989:8;<=ᦪÙ)@ᙠR?Ḅᕜ©2Ḅ᜻ᦪD0

20ூbT௃ᵫᦪy=f(x)R?Ḅ᜻ᦪBCÆḄfeR®ᨵ஻r)=/'(lT),ᑣ"3)=/(1-3)=/(-2)=-/(2)=-/(1-2)=-/(-1)=/(1)=/(0)=0,y3\;ᕜ©+᜻Ꮤឋ:&<=ᦪy=/(x-2)᜻ᦪஹ=/஺+1)ᏔᦪA/(0)—/(6)=4,ᑣ/(2022)=.ூQᫀ௃-2ூbT௃dᦪß=/*-2)᜻ᦪy=/(x+l)Ꮤᦪᡠk/ಔ-2)-2)J(I)"(l+x),B|Jf(-x-4)=/(2-x)=/(x),ᦑ/(-x-4)=-/(2-x),UP/(x-6)=-/(x),ᦑ/(x+6)=-/(x),BP/(x+12)=/(x),ãx=0,ᑣᵫ/(x+6)=T(x)w஻6)=-/(0),äᔠJ(0)-/(6)=4w,/(6)=-2,ᡠk/(2022)=/(168xl2+6)=/(6)=-2,ᦑQᫀ;-2æ.ᦪឋ(çè)(1)é;gᦪ/(x)ᐵêëx=஺ᑣজf(a+x)=/(a-x)Ëঝ/(x)=/(2a-x)Ëঞ/(-x)=/'(2a+x)(2);gᦪ/(x)ᐵ(a,0)ᑣজ/(a+x)=-/(a-x)@f(x)=-f(2a-x)ঞ/(Zx)=-/(2a+x)(3);gᦪ/(x)ᐵíî)ᑣজf(a+x)=-f(a-x)+2b@f(x)=-f(2a-x)+2b®f(-x)=-f(2a+x)+2b⚪3Z;ឋḄᑨ:II;ᙠR?ḄᦪBC஻4-+஻ᑘ=2.g/(ïḄðÅᐵêëñ4ᑣÖᑡ⌱⚗½

21ZᡂµḄ@()A.஻-2)=1B./(O)=OC.*4)=2D./(6)-1ூQᫀ௃AT;dᦪ.BC஻4—x)+஻x)=2,ᡠk“4—2)+஻2)=2/(2)=2,ᡠk"2)=1,ó/(x)ḄðÅᐵêëx=4ᡠk஻6)="2)=1,A/(4ZX)=஻4+ᨴᑣf(4+x)+/(x)=2,ᡠk“4—2)+஻—2)=2,ᡠk2)=—1,õö8÷ø(0)J(4).ᦑ⌱;A.⚪34;ᵫᦪឋ8ᦪ9:12;ᦪy=஻x)ᏔᦪAðÅᐵêëx=Ë஻5)=4,ᑣ/(—1)=()A.3B.4C.-3D.-4ூQᫀ௃BூbT௃dᦪy=/(x)ḄðÅᐵêëxᡠk஻-2)=/ম=4,údᦪ)=஻X)Ꮤᦪᡠk/(2)=஻-2)=4,/(-1)=/(1),ûᦪy=ḄðÅᐵêëm=üGᡠk஻—1)=/প=A2)=4.ᦑ⌱;B⚪3\;ᵫᕜ©ឋýឋ8ᦪT᪆f:13;ᦪf(x)ḄðÅýþëy=log2Xᐵxéᑣ/(x)=()A.2'B.-2XC.log,(-x)D.log,-xூQᫀ௃DூbT௃Æÿᦪf(x)Ḅ(x,y),ᵫᦪ/(x)Ḅy=log?xᐵxᑣ(X,N)ᐵXḄᙶ᪗(x,-y)"(x,-y)ᙠy=logx2-y=logxny=-logx=logg,ᑣ/(x)=log,J.222ᦑ⌱D.

22⚪!"ᵫᕜ$ឋឋ&'ᜧ)31Q*14+,ᦪ/(᜜/᜻ᦪ1/(x+2)=—/(x),2(3ᙠ/4ᦪ/প,/(,)"(ஹ■)Ḅᜧ)ᐵ:/()A./(l)f(5)>f(—)>133ᓽf()

23ᵫ,ᦪF(x)ᕜ$ᦪᕜ$7=4,ᵫᦪxe[2,6]dᕜ$ᑁr=/(sு=uᨵ2dx7ᙠxe[0,2]y=஻x)y=ᨵ1dxᡠh᪷{ᦪᕜ$ឋ,^X€[0,2022]_y="X)y=ᨵ2x|+1=1011dx.ᡠhᐵxḄ`a/(x)=ᙠxw[0,2022]Ḅ@Ḅdᦪ/1011d.2022,ᦑ⌱B᜻Ꮤឋᕜ$ឋ~ឋLᔠNᵨ1.(2022•ᐰ•ὃ⚪)+,ᦪ/(x)ḄR,1஻x+y)+/(x—y)=f(x)/(y)Jপ=1,ᑣ£/(4)=()k=lA.-3B.-2C.0D.1ூ<ᫀ௃Aூ?@௃f/(x+y)+/(x—y)=/(x)/(y),x=l,y=02/(1)-/(1)/(0),ᡠh,*0)=2,x=0஻y)+f(-y)=2/()),ᓽ/(y)=/(—y),ᡠhᦪ஻x)Ꮤᦪy=l/(x+l)+/(x-l)=/(x)/(l)=/(x),gpW/(x+2)+/(x)=/(x+l),,஻x+2)=—/(x—l),/(x-l)=-/(x-4),ᦑ/(+2)="ஹ4),ᓽ஻)=஻x+6),ᡠhᦪḄdᕜ$6.f“2)=/প஻0)=1-2=-1,/(3)=/(2)-/(1)=-1-1=-2,/(4)=/(-2)=/(2)=-1,/(5)=/(-1)=/(1)=1,/(6)=/(0)=2,ᡠhdᕜ$ᑁḄ஻1)+஻2)+…+"6)=0.ᵫ22◀h64,20ᡠh£஻%)=/প+2)+஻3)+஻4)=1_1_2-1=-3.k=lᦑ⌱A..ᦪ1.ᭆ᝞y=x«®WR)ḄᦪᦪᐸVx/஺/ᦪ.2.ᦪḄn~ឋK1723y=—y=xy=xy-xy=xx

242y=x3ᐗy=x1Xy=x{x|x^R1RRR10,+oo)#0}{ylyGR1R[0,+oo)R[0,+oo)®0}¯᜻¯Ꮤ᜻Ꮤឋ᜻ᦪᏔᦪ᜻ᦪ᜻ᦪᦪ²£[0,+oox£(0,+oo)ᓫ±ឋ4_4;´44_G;(00,0]_G00,0)_,G3.Ḅᜧ)&'´1¶j·¸:^ºᢣᦪ¼½_j·ᑭᵨᦪḄᓫ±ឋᩭ&'.´2¶Àᓄ¸:^Âᢣᦪý_hᐜÀᓄ¼½ᢣᦪÅÆᵨᓫ±ឋ&'ᜧ).´3¶VǸ:^Èᦪý1ÉᢣᦪÊýÃËÆᵨᓫ±ឋ&'ᜧ)_⌱Ì〉^ḄVÇÎᦪᑖÐ&'Ñᑮ&'ᜧ)ḄÓḄ.4.ᦪឋKḄNᵨᑭᵨᦪḄឋK@Ã|ÕÖ▭Ø/ᑭᵨᦪḄᓫ±ឋÙÃ|ÕḄᜧ)ᐵ:ÀᓄḄᜧ)ᐵ:@Ã|Õ´Ú¶ÛÜᦪÞ_ßàᑖáâãäåḄNᵨ஺⚪!æᦪḄ*1´2021.çR.WX⚜Z¶+,ᦪ/*¶=éêḄë´2,8¶,ᑣé+c=´¶A.0B.2C.4D.5ூ<ᫀ௃C@fᦪᡠhó=1/´x¶=nir"Ḅë´2,8¶ᓽ8=2"@஺=3ᡠhó+£=4ᦑ⌱C.⚪!÷ᗩᦪḄ*2´2022ùὃ⚪¶úᑡûᦪVRḄ/´¶A.y=x_1B.y_^2C.D.ூ<ᫀ௃Cூ?@௃⌱⚗A,ᑣᨵXH0
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