1、 g3g3g3g3g16809g20076g2379g3g3g252g20g32017学年九年级第一次素质检测 数学试题卷 2017.10 卷首语： 1g277g903g2172g16434g3994g275g2217g3275g3240g1975120g1491g4402g275g2561g1491150g1491g290g32g277g3046g2172g4110g3275g3477g2172g1764g1235g3477g2197g2406g998g1491g4518g1102g275g3016g2012g1235g803g3807g4221g1235g3477g2197g3757g40
2、75g1285g3626g4386g290g33g277g3296g3807g3240g4499g1910g3985g1629g4348g275g3010g3689g275g3016g3679g3248g4104g3536g1567g4001g99g3849g4350g1243g1289g275g994g1284g3248g4104g1945g3384g2934g714g3g3696g3596g2726g1094g4482g2351g2113g275g3070g4390g1872g4221g915g1973g2464g3453g275g4104g3717g3823g3609g1102g1631
3、g1325g1902g264g3 卷 g980g451g17885g6333g20076g708g7424g20076g7389g20g19g4579g20076g712g8611g4579g20076g23g2010g712g1861g23g19g2010g17g3g16843g17885g1998g2520g20076g1025g2819g980g11352g8503g11842g17885g20045g712g993g17885g451g3822g17885g451g19181g17885g3355g993g13485g2010g709g31g714g991g2027g17885g200
4、45g1025g11352g1119g1226g712g4658g1122g5529g9994g1119g1226g11352g7171g708g3 g3g709 Ag714g15967g1025g2494g16025g73893g1022g13430g10711g712g1186g1025g6732g1998g980g10711g7171g13430g10711 Bg714g6255g6539g980g8437g11840g5077g8503g19766g7409g990 Cg714g15967g1025g2494g16025g73893g1022g13430g10711g712g1186g
5、1025g6732g1998g980g10711g7171g21656g10711 Dg714g6255g6539g980g8437g11840g5077g2465g19766g7409g990 2g714g6255g10301g13459 2 2 8y x x= g994yg17736g11352g1144g9869g11352g3364g7643g7171g708 g709 Ag714g7084g7120g709 Bg714g708g7138g7120g709 Cg714g708g7132g7120g709 Dg714g7080g712g7138g709 3g714g4570g6255g1
6、0301g13459 22 1y x= g2533g2503g5191g122391g1022g2345g1313g2530g6164g5483g6255g10301g13459g11352g15932g17810g5347g1038 g708 g709 Ag714 22( 1) 1y x= + Bg714 22( 1) 1y x= Cg714 22y x= Dg714 22 2y x= 4. g6255g10301g13459 2 2y x x m= + + g994xg17736g7389g1016g1022g993g2528g11352g1144g9869g712g2029mg11352
7、g2474g1552g14551g3272g7171g708 g709 Ag714mg7281 Bg714mg7301 Cg714mg7300 Dg714mg730g9491 5g714g3926g3282g712g3324g11709g5430ABCDg1025g712Eg712Fg2010g2047g7171ABg712CDg11352g1025g9869g712g11464g13459FAg712FBg712EDg712ECg3272g6116g3247g17805g5430g712g2029g2533g3282g1025g19555g7438g6255g6539g980g7534g20
8、146g19242g712g20146g19242g14865g3324g19464g5445g2318g3507g11352g8022g10587(g993g13783g15397g14865g3324g13459g990g11352g5785g5430)g7171(g3 g3g3 ) Ag71415 Bg71414 Cg71413 Dg71412 6g714g1120g8437g2001g6980 2 2 3y x x= g11352g3282g16949g3926g3282g6164g12046g714g14521xg7280g712g2029g2001g6980g1552yg11352
9、g2474g1552g14551g3272g7171g708 g439g3 g709 Ag714g7131g728yg7283 Bg714yg730g7131 Cg714yg730g7133 Dg714yg7303 7g714g3926g3282g712g440ABCg1025g712g287C=90g101g712AB=5g712AC=4g712g1000g9869Dg712Eg2010g2047g7171ACg712ABg11352g1025g9869g712g14521g1328g2334g5464g10383g11352g308Cg712g2029g991g2027g17885g200
10、45g1025g11352g9869g3324g308Cg3818g11352g7171 g708 g709 Ag714g9869Bg3g3g3g3g3g3g3g3g3g3Bg714g9869Dg3g3g3g3g3g3g3g3g3g3Cg714g9869Eg3g3g3g3g3g3g3g3g3g3Dg714g9869A g708g12544g26g20076g709 A B C D Eg708g12544g24g20076g709 A B C D FE(g125446 g20076) g3g3g3g3g16809g20076g2379g3g3g252g21g38g714g980g1022g993
11、g17891g7138g11352g5079g15967g1025g712g16025g7389g13430g451g21656g451g11345g989g12193g2494g7389g20080g14406g993g2528g11352g4579g10711g712g1866g1025g13430g14406g4579g10711g73898g1022g712g21656g451g11345g14406g4579g10711g11352g6980g11458g11468g12573.g1038g1284g16757g15967g1025g21656g14406g4579g10711g11
12、352g6980g11458g712g8611g8437g4570g15967g1025g4579g10711g6617g2260g2530g6732g1998g980g1022g4579g10711g16772g991g20080g14406g2530g6930g3250g712g1889g8437g6617g2260g14521g13475g17819g3835g18339g16809g20576g2530g2469g10628g6732g2052g21656g10711g11352g20069g10587g7171 310g712g2029g2499g1284g16757g21656g1
13、4406g4579g10711g11352g6980g11458g7171 g708 g439 g709g3Ag7146 Bg7145 Cg7144 Dg7143 9g714g3926g3282g712ABg712CDg7171g308Og11352g5370g712g1000ABg288CDg712ABg326g712CDg324g712AOg32 13g17g2029 AB CD+ g11352g5242g6980g7171g708g439 g709 A. 150g101 B. 160g101 C.170g101 D. 180g101 10. g1120g8437g2001g6980 y=
14、g949g708xg9491g7092+5g712mng7300g7120g728mg7281g712g5415 mxn g7114g712y g11352g7380g4579g1552g1038 2mg712g7380g3835g1552g1038 53 ng712g2029 m+n g11352g1552g1038g708g3 g439g3 g709 Ag71492 Bg71472 Cg71452 Dg71432 卷 g1120g451g3647g12366g20076g708g7424g20076g7389g25g4579g20076g712g8611g4579g20076g24g201
15、0g712g1861g22g19g2010g709g311g714g14521g6255g10301g13459y=g708mg9495g709x2g5332g2487g2533g991g712g16843g1901g1998g980g1022g12538g2507g7477g1226g11352mg11352g1552 g439 g714 12g714g1120g8437g2001g6980y= g708xg9493g7092+5g11352g4557g12228g17736g7171g11464g13459 g439 g3g714 13g714g3926g3282g712ABg1038g3
16、08Og11352g11464g5464g712g5370CDg288ABg712CEg309ABg1122g9869Eg714g14521AB=5g712CD=3g712g2029g440CEDg11352g19766g12227g1038 g439 g714 14g714g1120g8437g2001g6980 2( 3)y a x k= + + g11352g3282g16949g3926g3282g6164g12046g712g5062g11705g9869Ag708g9491g712y1g709g712Bg708g9494g712y2g709g2656 Cg7080g712y3g70
17、9g18129g3324g16825g3282g16949g990g712g2029y1g712y2g712y3g3835g4579g1863g13007g7171 g439 g714g708g11004g256g728g257g17842g6521g709 15g714g3926g3282g712g3324Rtg440ACO g1025g712g287C=90g101g712g308O g2010g2047g1144g17805 AOg712CO g1122g9869 Bg712Dg712AC=3g712AB=2g712CD=1g712g5322g19283 AC g14279g9869 E
18、g712g1363 CE=4g712g9869 P g3324g308O g990g712g2029 PE g11352g7380g4579g1552g7171 g439 g714 16g714g3926g3282g712g8503g7053g5430ABCDg994g8503g7053g5430FECGg4439g1216g11352g17805g19283g18129g10382g712g8503g7053g5430ABCDg13481g9869Cg20046g7114g19036g7071g1772830g5242g2530g5700g3921g994g8503g7053g5430FEC
19、Gg18337g2524g708Bg994Eg712Ag994Fg712 Dg994Gg2010g2047g7171g4557g5224g20042g9869g709g712g2029g440AEFg11352g19766g12227g7171 g439 g714 A B C D Og708g12544g28g20076g709 g708g1254413 g20076g709 A B C E D O g708g1254416 g20076g709 A B C E D G F g708g1254414 g20076g709 g708g1254415 g20076g709 B A D C O E
20、P g3g3g3g3g16809g20076g2379g3g3g252g22g3g708g1254421 g20076g709 D C B H G E A P F O g708g1254419 g20076g709 A B C D E g708g1254420 g20076g709 g989g451g16311g12584g20076g708g7424g20076g7389g27g4579g20076g712g1861g27g19g2010g17g3g16311g12584g19668g16213g1901g1998g5529g16213g11352g7003g4395g16840g7138g
21、451g9448g12651g8505g20600g6122g16789g7138g17819g12255g709g317g714g708g7424g200768g2010g709g980g1022g993g17891g7138g11352g5079g15967g18336g16025g7389g24g1022g10711g712g1866g1025g21g1022g13430g10711g712g22g1022g21656g10711g712g4439g1216g19512g20080g14406g3818g1866g1325g18129g11468g2528g714g3g708g20g70
22、9g10628g1889g4570ng1022g13430g10711g6930g1849g5079g15967g712g6617g3355g2530g712g1363g6732g19981g1022g10711g7171g13430g10711g11352g8022g10587g103856g712g8726ng11352g1552.g3g7082g709g17842g13505g6732g19984g1022g10711g708g993g6930g3250g709g712g5062g11705g20812g1022g10711g2010g2047g1038g980g13430g980g21
23、656.g8726g6732g1998g11352g3247g1022g10711g5700g3921g20080g14406g1038g1120g13430g1120g21656g11352g8022g10587g708g16213g8726g11023g7653g10378g3282g6122g2027g15932g709. 18g714(g7424g200768g2010)g3926g3282g712g5062g11705g13485g4462g440ABCg714 g7081g709g1328g440ABCg11352g3818g6521g3290g308Og708g16213g872
24、6g726g4622g16280g1328g3282g712g993g1901g1328g8873g712g1457g11053g1328g3282g11177g17869g5194g1901g1998g13479g16782g709g714 g7082g709g14521AB=BC=10g712AC=12g712g8726g308Og11352g2334g5464g714 g8892g726g13485g4462g440ABCg3324g12584g20076g2357g990g714 19g714(g7424g200768g2010)g3926g3282g712g5062g11705g62
25、55g10301g13459y=x2+3xg9494g994xg17736g11352 g1016g1022g1144g9869g2010g2047g7171g9869Ag712Bg708Ag3324Bg11352g5050g1403g709g714 g7081g709g8726g9869Ag712 Bg11352g3364g7643g17 g7082g709g2045g11004g2001g6980g3282g16949g712g8726g5415yg304g9494g7114g712xg11352g2474g1552g14551g3272g714 20g714g708g7424g20076
26、10g2010g709g3926g3282g712g3324g440ABCg1025g712g2010g2047g1209Ag712Bg1038g3290g5527g712ACg712BCg1038g2334g5464g3324g440ABC g11352g3818g1403g7512g17908g6171g5430CAEg712g6171g5430CBDg712g1000g9869Eg712Cg712Dg3324g2528g980g7477g11464g13459g990g712CE=60g101g712CD=90g101g714 g7081g709g8726g287ACBg11352g52
27、42g6980g714 g7082g709g14521AC=2g712BC=4g712g8726g9869Ag712Bg2052g11464g13459EDg11352g17329g12175g11352g2656g714 21g714(g7424g2007610g2010)g3926g3282g712EFg1038g308Og11464g5464g712g5370ABg309EFg1122g9869Gg712g5370CDg309EFg1122g9869Hg712g712g9869Og712Pg3355g3324g17805GHg990g712AB=18g712 5 10AC = g712
28、CD=8g714 g7081g709g8726GHg11352g19283g714 g7082g709g14521g287APC=90g101g712g8726GPg11352g19283g714 g3g3g3g3g16809g20076g2379g3g3g252g23g3C O x y B A D A g708g1254423 g20076g709 g708g1254424 g20076g709 D A C B H E 22g714g708g7424g4579g2007610g2010g709g7588g1904g3342g16213g5326g980g1022g20294g1871g334
29、2g708g11709g5430ABCDg709g712g20294g1871g3342g11352g1016g19766g19764g10628g7389g3693(g3693g17287g3827g19283)g712g2490g1016g17805g11004g7420g7651g3272g6116g712g1025g19400g1075g11004g7420g7651g19560g5332g712g2010g6116g1016g1022g3342g3332g2462g980g3800g17902g17959g712g5194g3324g3926g3282g6164g12046g1135
30、2g989g3800g2520g110531g12871g4497g11352g19388g708g993g11004g7420g7651g709.g5326g6116g2530g7420g7651g5647g1928345g12871g714g16786g20294g1871g3342g708g11709g5430ABCDg709g11352g980g17805(AB)g19283g1038xg12871g712g20294g1871g3342g11352g2356g3332g19766g12227g1038yg5191g7053g12871g714g3g7081g709g8726yg186
31、3g1122xg11352g15932g17810g5347g2462g14270g2476g18339xg11352g2474g1552g14551g3272g714 g7082g709g8726yg11352g7380g3835g1552g714 23g714g708g7424g2007612g2010g709g3926g3282g712g17819g6255g10301g13459 2y ax bx= + g990g980g9869Ag1328xg17736g11352g5191g15904g13459g712g1144g6255g10301g13459g1122g2490g980g98
32、69Bg712g9869Cg3324g11464g13459ABg990g712g6255g10301g13459g1144xg17736g8503g2334g17736g1122g9869Dg712g9869Ag994g9869Ag1863g1122g11464g13459DCg4557g12228g714g5062g11705OD=10g712g9869Ag11352g3364g7643g1038g7082g7125g709g714 (1)g8726g6255g10301g13459g11352g15932g17810g5347 g7082g709g8726BAg11352g7380g45
33、79g1552g714 g7083g709g311g5415g9869Ag14865g3324g6255g10301g13459g11352g4557g12228g17736g990g712g1000g3324xg17736g990g7053g7114g712 g8726g11464g13459CDg11352g2001g6980g15932g17810g5347g714 g3g312g5415g9869Ag14865g3324g6255g10301g13459g11352g4557g12228g17736g990g712g1000g3324xg17736g991g7053g7114g712
34、ACg11352g19283g1038 g714g708g11464g6521g1901g1998g12584g7708g709 24g714g708g7424g2007614g2010g709g3926g3282g712g3324g440ABCg1025g712BA=BCg712 Hg1038ACg1025g9869g712g5322g19283BHg1144g440ABCg11352g3818g6521g3290g1122g9869g2490g980g9869Eg712BH=4EHg712g5322g19283BEg14279g9869Dg712g1000DE=3EHg714 (1)g3g
35、8726g16789g726ABg288CDg714 g7082g709g14521AC=8g712g8726g3247g17805g5430ABCDg11352g2620g19283g714 g7083g709g3324g7082g709g7477g1226g991g712g9869Fg3324AEg990g712g287EHF=30g101g712g9869Pg3324AFg990g12239g2172g712g9869Gg3324ABg990g712g1000 g287PHA=g287GHAg714 g311g8726PH+GHg11352g2474g1552g14551g3272g714 g312g2029GH PH g7380g3835g1552g1038 g714g708g11464g6521g1901g1998g12584g7708g709 g708g1254422 g20076g709 A B C D E F G H
