Tenglamaning ildizlari koʻpaytmasini toping. A b c d – 2

1. Tenglamaning ildizlari koʻpaytmasini toping.

A) 1 B) 3 C) D) – 1
2. Tengsizlikni yeching.
A) B) C) D)
3. Parallel toʻgʻri chiziqlarni uchinchi toʻgʻri chiziq kesganida, hosil bo`lgan ichki qoʻshni burchaklardan biri ikkinchisidan 5 marta katta. Bu burchaklaridan kattasini toping.
A) B) C) D)
4. Funksiyaning aniqlanish sohasini toping.

A) B) C) D)

5.Hisoblang: (5 +2 )∙ −

A) 4 B) 50 C) 10 D) 10
6. Teng yonli to’g’ri burchakli uchburchakning yuzi 1225 ga teng bo’lsa,uning gipotenuzasini toping.
A) 70 B) 65 C) 72 D) 49
7. Hisoblang. 8762 ∙ 8766 − 8767 ∙ 8761
A) 17527 B) 5 C) – 4 D) – 5
8. Uchta sonning o’rta arifmetigi 24,2 ga teng.Agar ulardan birinchisi 34,3 ga,ikkinchisi 19,4 ga teng bo’lsa,uchinchi sonni toping.
A) 18,9 B) 18,3 C) 18,4 D) 18,1
9.
Agar 𝑓(𝑥)= +4𝑥+1 va 𝑔(𝑥)=− −4𝑥+2 bo’lsa, 𝑓(𝑥)+𝑔(𝑥) ni hisoblang.
A) 2 B) 0 C) 3 D) 1
10.