Ikkinchi va undan yuqori darajali tenglamalar sistemasi, Parametrli tenglamalae sistemasi mavzusi bo‘yicha test savollari

Ikkinchi va undan yuqori darajali tenglamalar sistemasi, Parametrli tenglamalae sistemasi mavzusi bo‘yicha test savollari.
1. Tenglamalar sistemasini yeching.
A) (-1; 2) B) (2;-1) C) (2; 1) D) (-1;-2) va (-1; 2)
2. Sistema nechta yechimga ega?
A)yechimi yo‘q B) 1 C) 2 D) 3
3. Sistemaning yechimlaridan iborat barcha x va y larning yig‘indisini toping.
A) 0 B) 2 C) 6 D) 10
4. x ning tenglamalar sistemasining yechimidan iborat barcha qiymatlari yig'indisini toping.
A) 0 B) 4 C) 8 D) 12
5. Agar bo‘lsa, ni hisoblang.
6. Agar bo‘lsa, x + y ning qiymatini toping.
A) 10 B) 9 C) 8 D) 12
7. Agar bo‘lsa, ning qiymatini hisoblang.
A) 16 B) 20 C) 25 D) 34

8. k ning qanday qiymatida tenglamalar sistemasi cheksiz ko‘p yechimga ega bo‘ladi?

A) -1 B) -2 C) 0 D) 2
9. k ning qanday qiymatlarida sistemaning birorta ham yechimi bo‘lmaydi?
A) -2 B) -2 va 3 C) 3 D) 4 va 3
10. Agar y-x = 2 va > 0 bo‘lsa, tenglamalar sistemasini yeching.
A) (5; 7) B) (7; 9) C) (4; 6) D) (-6;-4)