Ning ragian o`lchovini toping

Matematika
1. Hisoblang.
A. B. V. G.
2. 240⁰ ning ragian o`lchovini toping

3. Radiusi 5 sm bo`lgan doiradagi 8 smli vatar doira markazidan necha sm uzoqlikda bo`ladi?
A. 4 B. 5 V. 3 G. 2,8
4. Ushbu y=-2x² +4x-8 funksiyaning grafigi qaysi choraklarda joylashgan.
A.I B.I, II V. I, II,III G. I,II, III, IV
5. Arifmetik progressiyada _va bo`lsa
A. 779 B. -773 V.41 G) -41
6. To`g`ri burchakli uchburchakning kateti 2ga, bu katet qarshisidagi burchak 60⁰ ga teng. Uchburchakning gipotenuzasini toping.
A. 4 B. V. 2 G.
7. Tengsizlikni yeching.

_8. Soddalashtiring:
A)25x-1 B)1-25x C)1-5x D)5x-1
9.  tenglamani yeching:
A. B. V. G.
10. 20 ta bo’luvchiga ega bo’lgan eng kichik natural sonni toping.
A) 240 B)432 C) 524288 D) 400
11.  va  da ifodaning qiymatini toping:

A)246 B)24,6 C) 308 D) 30,8
_12. Kasrni qisqartiring:
_A) B) C) D)
13. Hisoblang:
A) B)6,12 C) 6 D) 5,48
14. Ikki natural sonning yig’indisi 65 ga, ularning ayirmasi 23 ga teng. Kichik sonni toping.
A) 19 B)21 C) 23 D) 44
15. Paroxod A dan B gacha oqim bo’yicha 8 sutka, B dan A gacha esa 20 sutka yurdi. A dan B gacha sol necha soatda boradi?
A) 120 B)700 C) 640 D) 240
Fizika