2018.09.18 方法精讲-数量1 唐宋 （笔记）

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1、ZY81479高清无水印纸质图书微信ZY81479-12019.09.18ZY81479高清无水印纸质图书微信ZY81479-11.2.33.1521584.12341.32.2.53.21.121ZY81479高清无水印纸质图书微信ZY81479x+2y=10213232/A.2030A.=20=23A=30341002.1201826331995622018A.235157B.245057C.255157D.2652581.262651-23=28ABCD263357-24=33B57-25=32C58-26=32D2

2、633-=33-26=7BB2ZY81479高清无水印纸质图书微信ZY814792201810203010A.400B.410C.420D.4602.4+A400-210190-11575-37.5-301075B410-205-10195--20C420-210-10200-100-2080-40-3010BC2B+410-205-10195-97.5-2077.5-39-308.5BAC1.2.C10C12CDC9AB32017162034A.16B.20C.23D.253.+=3434/2=17AB=203ZY814

3、79高清无水印纸质图书微信ZY81479+=34+=20+=16=14=6=10C=23=11=9=7D=25=9=11CC1-3BCC1.1212133242.124004704004704694704ZY81479高清无水印纸质图书微信ZY814791.1+=-=+=-=+=-=+=-=2a+ba-b3503182A.16B.17C.31D.33.+=50=-=BCDA4412.1*=*=*=*=23123=2*=3*5ZY81479高清无水印纸质图书微信ZY81479425x+6y=76xyxy23571115151

4、1111125x6y76+=5x5xxx=2y=112x=2y=2x=2y=112/42x4y6z120171032A.53B.52C.43D.421.+A32+3=+3*2==-3=BDA5335=35-10=2553+3=56=25+3*2=28*2A2201610104A.2B.0C.3D.12.=+4=*2==-4==-6ZY81479高清无水印纸质图书微信ZY81479=-1=ABC=3=3+=4=4+4=8=8/2=44+8+4=1610D1.2.++=111-2AD1.12ax+by=5x+6y=763AB2

5、/4/612A/A42.1a+ba-b24x6y3x5y3abxy1.A=B*CBC7ZY81479高清无水印纸质图书微信ZY814791ABC2BCA2.201418=+*18A=B*CBC1824027025030018=2*999B3.2014201612018AC****A.380B.260C.180D.4601.262626*26BB2626AC135AC137n2626n2622017300015200112A.4.72B.4.468ZY81479高清无水印纸质图书微信ZY81479C.4.64D.4.322.

6、=3000*153000152001123132003600=3600*12=432D1818=12*1212181218=2*9291812=2*61826122123*4123436452131314149D3D1.3/94.32=432002.121212234343418=2*93*6363.363636=4*949453*151535*91.=axbbaax2.1088=10*+8-8=10*-81088=10*-8+8=10*9ZY81479高清无水印纸质图书微信ZY814793.888883201668766

7、A.120B.160C.180D.2403.886668+8676-67+86+81281681882486=2*323239+811151714BB1.22.6739673.24032036048024201751.53802038415/4A.214B.224C.234D.2444.t10ZY81479高清无水印纸质图书微信ZY81479t3843x8x4xt=3x+8x+4x+4=15x+4t-4=15xA.134B.144C.154D.164C-4=1501510C15Cxx510x-4=15x-415C80%C1

8、.1=18x2=15x+4=6x-83/=/2.A/B=m/nmnABmnmn3/56/1023/51Am2Bn3A+Bm+n4A-Bm-n3.4.1/=3/737=+10-4373711ZY81479高清无水印纸质图书微信ZY81479+1010-445.13/5/=3/5235/=3/5360%60