mateforum.ro Forum Index mateforum.ro

 
 FAQFAQ   SearchSearch   MemberlistMemberlist   UsergroupsUsergroups   RegisterRegister 
 ProfileProfile   Log in to check your private messagesLog in to check your private messages   Log inLog in 

Probleme din G.M. ( Gazeta Matematica )

 
Post new topic   Reply to topic    mateforum.ro Forum Index -> Clasa a XI-a -> Algebra
View previous topic :: View next topic  
Author Message
denisilie94



Joined: 20 Mar 2011
Posts: 3
Location: Tulcea

PostPosted: Thu Mar 08, 2012 11:28 pm    Post subject: Probleme din G.M. ( Gazeta Matematica ) Reply with quote

Fie A∈Mn(ℂ) o matrice nenula cu det(A)=0. Sa se demonstreze ca A+A*=Tr(A)In daca si numai daca n=2.[/list]
Back to top
View user's profile Send private message Yahoo Messenger
enescu
Thales


Joined: 20 May 2008
Posts: 171

PostPosted: Fri Mar 09, 2012 12:35 am    Post subject: Reply with quote

Problema face parte din setul de probleme din Gazeta Matematică din care se va alege un subiect pentru olimpiada de matematica, faza judeţeană.
Vă rog să nu postaţi soluţii pānă sāmbătă, ora 14. Mulţumesc.
_________________
Bogdan Enescu
Back to top
View user's profile Send private message Send e-mail
Display posts from previous:   
Post new topic   Reply to topic    mateforum.ro Forum Index -> Clasa a XI-a -> Algebra All times are GMT + 2 Hours
Page 1 of 1

 
Jump to:  
You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot vote in polls in this forum



Powered by phpBB © 2001, 2005 phpBB Group