O‘zbekiston respublikasi oliy va o‘rta maxsus ta’lim vazirligi zahiriddin muhammad bobur nomli andijon davlat universiteti axborot texnologiyalari va kompyuter

8. 5-ilova
“Oliy algebra elementlari. Determinantlar va ularni ng xossalari” mavzusi bo‘yicha test topshriqlari

I darajali testlar

1.

Algebra iborasi qanday kelib chiqqan?

A) «Al-jabr» so’zidan kelib chiqqan

В) sonlarni qo’shishdan

D) ikki sonni ko’paytirishdan

E) sonlarning nisbatidan

2.

«Hind hisobi» asarining muallifi kim bo’lgan?

A) Al-Xorazmiy

В) Umar Xayyom

D) Ibn Sino

E) Al-Ma’mun

3. Algoritm iborasi

kimning nomi bilan bog’liq?

A)

Al-Xorazmiyning

В) Al-Ma’munning

D)

Umar Xayyomning

E)

Ibn Sinoning

4.

^a11

^a12

determinant nimaga teng?

^a21

^a22

A)

^a11^a22 ^ ^a12^a21

В)

^a12^a21 ^ ^a11^a22

D)

^a11^a22 ^ ^a12^a22

E)

^a11^a22 ^ ^a21^a22

5.



^a11^a12^a13

determinantda Ì 23

minor nimaga teng.

^a21^a22^a23

^a31^a32^a33

A) М23

=

^a11^a12

В) Ì

23 ^

^a11^a12^a13

D) M 23 

^a12^a13

E) Ì

23 ^

^a11^a12

^a31^a32

^a31^a32^a33

^a32^a33

^a31^a32

6.



^a11^a12^a13

determinantda À 23

algebraik to’ldiruvchi nimaga teng.

^a21^a22^a23

^a31^a32^a33

A) À 23 = 

^a11^a12

В) À 23 

^a11^a12^a13

D) À 23 

^a12^a13

E) À 23



^a11^a12

^a31^a32

^a31^a32^a33

^a32^a33

^a31^a32

7. Determinantning satrlaridagi hamma elementlarini mos ustunlaridagi elementlari bilan almashtirganda u qanday o’zgaradi?

   
   

A) o’zgarmaydi

В) ishorasi teskarisiga o’zgaradi D) o’zgaradi

E) ikkiga ko’payadi

21

8. Determinant ikkita proporsional satrga ega bo’lsa, uning kattaligi nimaga teng?

A) 0 В) 2 D) -2 E) 1