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Matrice

Authored by Adelina Morcov

Mathematics

9th - 12th Grade

Used 7+ times

Matrice
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Operatia prin care oricaror doua matrice din multimea  Mm,n(C)M_{m,n}\left(C\right)  li se asociaza suma lor se numeste

inmultirea matricilor

adunarea matricilor

scaderea matricilor

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Elementul neutru pentru adunarea matricilor este

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

A+B=B+A \forall  A,B  \in   Mm,n(C)M_{m,n}\left(C\right)  reprezinta

elementul neutru 

asociativitatea

comutativitatea

transpusa

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

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=

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5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

A(B+C)=AB+AC  AMm,n(C), B,CMn,p(C)\forall A\in M_{m,n}\left(C\right),\ B,C\in M_{n,p}\left(C\right)  este 

asociativitatea la stanga a inmultirii fata de adunare

asociativitatea la dreapta a inmultirii fata de adunare

distributivitatea fata de adunarea matricilor

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Ce matrice se obtine dupa realizarea urmatoarei secvente daca pentru n se citeste valoarea 2? for(i=1;in;i++)for\left(i=1;i\le n;i++\right)  

 for(j=1;jn;j++)for\left(j=1;j\le n;j++\right) 
  a[i][j]=ija\left[i\right]\left[j\right]=i\cdot j  

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7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

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Atunci A2 A^2\   este


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