Page 120 - 1300 Math Formulas

CHAPTER 5. MATRICES AND DETERMINANTS

523. fÑ==íÜÉ===ÉäÉãÉåíë==çÑ==~åó=êçï==Eçê=ÅçäìãåF=~êÉ=ãìäíáéäáÉÇ=Äó=====
~==Åçããçå==Ñ~ÅíçêI==íÜÉ==ÇÉíÉêãáå~åí==áë==ãìäíáéäáÉÇ==Äó==íÜ~í=
Ñ~ÅíçêK=
â~ âÄ ~ Ä
N N = â N N =
~ Ä ~ Ä
O O O O
=
524. fÑ==íÜÉ==ÉäÉãÉåíë==çÑ==~åó==êçï==Eçê==ÅçäìãåF=~êÉ=áåÅêÉ~ëÉÇ=Eçê=
ÇÉÅêÉ~ëÉÇFÄó=Éèì~ä=ãìäíáéäÉë=çÑ=íÜÉ=ÅçêêÉëéçåÇáåÖ=ÉäÉãÉåíë=
çÑ=~åó=çíÜÉê=êçï==Eçê=ÅçäìãåFI==íÜÉ=î~äìÉ=çÑ=íÜÉ=ÇÉíÉêãáå~åí=
áë=ìåÅÜ~åÖÉÇK=
~ + âÄ N Ä N ~ N Ä N
N
~ + âÄ O Ä O = ~ O Ä O =
O
=
=
=
5.3 Matrices

=
525. aÉÑáåáíáçå=
^å=ã× =ã~íêáñ=^=áë=~=êÉÅí~åÖìä~ê=~êê~ó=çÑ=ÉäÉãÉåíë=Eåìã-
å
ÄÉêë=çê=ÑìåÅíáçåëF=ïáíÜ=ã=êçïë=~åÇ=å=ÅçäìãåëK==
 ~ NN ~ NO K ~ N å 
 ~ ~ K ~ 
[]=
^ = ~  ON OO O å  ==
áà
 M M M 
 
~
 ã N ~ ã O K ~ ãå 
=
526. pèì~êÉ=ã~íêáñ=áë=~=ã~íêáñ=çÑ=çêÇÉê=å× K==
å
=
527. ^=ëèì~êÉ=ã~íêáñ==[ ]==áë==ëóããÉíêáÅ==áÑ==~ = ~ I==áKÉK==áí==áë=
~
áà áà àá
ëóããÉíêáÅ=~Äçìí=íÜÉ=äÉ~ÇáåÖ=Çá~Öçå~äK==
=
528. ^=ëèì~êÉ=ã~íêáñ=[ ] áà − ~ K==
~=áë=ëâÉï-ëóããÉíêáÅ=áÑ=~ =
àá
áà
=

110