mwbr.net
ǰλãҳ >> Xһ1حʮح2Xһ1حʮح3Xһ1حʮح4Xһ1lʮح5Xһ1... >>

Xһ1حʮح2Xһ1حʮح3Xһ1حʮح4Xһ1lʮح5Xһ1...

൱55һʽľֵλڵ28Сֵ x=1/7 Сֵy=27/7

35X+2+5

˵Ӧ Ӧ֮һÿʽұߵһn=2 D=1 -2 3 2 13 1 2 0 6 8 0 1 -2 3 1 4 -3 5 1 D1= 2 -2 3 2 ҲǰDĵһ滻n 13 2 0 6 8 1 -2 3 1 -3 5 1 D2ͬDĵڶ滻n...

治ᡣ

֤: 1,2,3ǷԷ3޹صĽ 3-1, 3-2 䵼޹صĽ 4-r(A) >= 2 r(A)=2. r(A) = 2. = 1 1 1 1 -1 4 3 5 -1 -1 a 1 3 b 1 r2-4r1, r3-ar1 1 1 1 1 -1 0 -1 1 -5 3 0 1-a 3...

ͨX2ͨڶX1ֵͨһ̾ͿX4 : ϵA= 1 0 2 -1 -1 1 -3 2 2 -1 5 -3 r2+r1,r3-2r1 1 0 2 -1 0 1 -1 1 0 -1 1 -1 r3+r2 1 0 2 -1 0 1 -1 1 0 0 0 0 ԷһΪ: c1(-2,1...

A ҪΪȥֵźx֮Ӧ0ʣµn115-n-1ӵ2n-15,ȻCD 2n-15ΪżB 312ȥֵǰӸţ1317

㻯. Ӧ 1 0 0 1 0 1 0 2 0 0 1 1 0 0 0 0

дΪ 2 -4 5 3 1 3 -6 4 2 2 4 -8 3 1 K r2-1.5r1,r3-2r1 2 -4 5 3 1 0 0 -3.5 -2.5 0.5 0 0 -7 -5 K-2 r2*2, r3-r2 ~ 2 -4 5 3 1 0 0 -7 -5 1 0 0 0 0 K-3 н⣬Ȼk-3=0k=3 ʱΪ 2 -4 5 3 1 0 0 -7 -5 1 0 0...

վҳ | վͼ
All rights reserved Powered by www.mwbr.net
copyright ©right 2010-2021
磬ַϵͷzhit325@qq.com