Ikkinchi tartibli determinant qanday ko’rinishda bo’ladi ?

1-variant.

1. 
   Ikkinchi tartibli determinant qanday ko’rinishda bo’ladi ?
   

2. 
   3- tartibli determinantlarni hisoblashning uchburchaklar usuli haqida ma’lumot bering.
   

3. 
   Uchburchaklar usulida hisoblang : =
   

4. 
   Chiziqli tenglamalar sistemasini yeching : {
   

5. 
   Kramer usulidan foydalanib hisoblang : {
   

2-variant.

1. 
   m x n o’lchamli matritsa ko.rinishi qanday bo’ladi ?
   

2. 
   Ikki noma’lumli ikkita chiziqli va uch noma’lumli uchta chiziqli tenglamalar sistemasini Kramer qoidasi bo’yicha yechishni ko’rsatib bering.
   

3. 
   Determinant ni uchburchaklar usulida hisoblang :
   

4. 
   Chiziqli tenglamalar sistemasini Gauss usuli bilan yeching :
   

{
5 .Ushbu , matritsalarning BA ko’paytmasini toping .

3-variant.
1 . Matritsalar haqida ma’lumot bering.
2. n- tartibli determinant qanday ko’rnishda bo’ladi ?
3. Determinant tartibini pasaytirish usuli bilan yeching :
4. Chiziqli tenglamalar sistemasini yeching : {
5. Ushbu , matritsalarning AB ko’paytmasini
toping .

4- variant
1.Matritsa rangi haqida ma’lumot bering
2. m x n o’lchamli matritsa ko.rinishi qanday bo’ladi ?
3.Matritsaning rang ini toping : A =
4. Determinant tartibini pasaytirish usuli bilan yeching :

5. 
   Chiziqli tenglamalar sistemasini Gauss usuli bilan yeching :
   

{