Hisoblang: a b 10 c 11 d 9

1.Hisoblang:
A) 1 B) 10 C) 11 D) 9
2. .Soddalashtiring:
A)x+y+4 B) x+y+2 C)x+y-2 D) x-2
3. Hisoblang :

A) B) C) D) 1
4. Agar a ∥ b bo’lsa, x = ?
A) 25° B) 125° C) 135° D) 145°
5. Maktab bog'ining yuzi 400 m² ga teng kvadrat shaklida. Agar bitta sinfga o'lchamlari 8x5 m bo'lgan to'g'ri to'rtburchak shaklidagi maydon ajratilsa, eng ko'pi bilan nechta sinfga joy ajratish mumkin?
A)10 B) 8 C) 12 D) 6
6. Agar bo’lsa, ni toping?
A) 3 B) 2 C) 4 D) 6
7. tenglamaning ildizlari p va q ga teng bo`ladigan barcha p va q lar yig`indisini toping.
A)0 B) 1 C) -1 D) to`g`ri javob yo`q

8. Qavariq to`rtburchakda 2 ta burchagi 3:4 kabi

nisbatda, uchinchisi ularning yig`indisiga teng,
to`rtinchisi uchinchisidan 39° ga kichik. Eng kichik burchakni toping.
А)45° В)54° С)57° D)68°

9. (x-3) tenglamaning ildizlari yig`indisini toping.

A)0 B) 1 C) 4 D) 10

10. Arifmetik progressiya uchun bo’lsa, ni toping ?

A) 11 B) 15 C) 17 D) 13
11. tengsizlikni yeching .
A) B) C) D)
12. Chigirtka sonlar o’qida koordinatasi 10 bo’lgan nuqtada turibdi. U 1 birlik chapga, 4 birlik o’ngga, 2 birlik chapga, 5 birlik o’ngga, 3 birlik chapga, 6 birlik o’ngga va hokazo xuddi shunday tartibda 13 marta sakradi. Chigirtkaning oxirgi turgan o’rnining koordinatasini toping.
A)21 B)28 C) 23 D) 20

13. P(x)=(x⁴+x³-2x+5)^m-(x²+8x+16)ⁿ

Ko’pxadning koeffitsiyentlar yig’indisi 0 bo’lsa, quyidagilarning qaysi biri to’g’ri?
A) m=n В) m+n=0 С) m=2n D) 2m=n

14. A(2m,-n) nuqta у = 2x + n to’g’ri chiziq ustida bo’lsa, n nimaga teng?

A) m В) 2m С) 3m D) -2m

15. funksiya berilgan .

ni toping?
A)1 B) 3 C) -1 D) -2

16. Quyidagi chizmadan foydalanib,

ifodani soddalashtiring?
A) 2a B) 2a – b C) 2c – b D) 2c

17. Ikki paralel to’g’ri chiziqni uchinchi to’g’ri chiziq kesib o’tganda hosil bo’lgan ichki bir tomonli burchak bisektrissalar kesishgan nuqtasidan parallel tomonlaridan birigacha bo’lgan masafa 5 ga teng . Bisektrissalar kesishgan nuqtasidan kesuvchigacha bo’lgan masofani toping?

A) 2,5 B) 5 C) aniqlab bo’lmaydi D) 4
18. Quyida grafigi tasvirlangan funksiyaning qiymatlar
to’plamini toping?

А) x ∈ [– 4; – 1) ∪ (– 1; 3] В) x ∈ [– 3; – 2] ∪ [2; 5]
С) x ∈ [– 3; 7) D) x ∈ [– 4; 3]

19. Rasmga ko’ra bo’lsa, ni toping.

A) B) C) D)

20. Quyidagi tasdiqlardan qaysilari toʼgʼri?
1) Uchburchakning balandliklari yigʼindisi yarim perimetridan kichik;
2) Uchburchakning balandliklari yigʼindisi perimetridan kichik;
3) Parallelogrammning diagonallari yigʼindisi yarim perimetridan katta.
A) 2, 3 B) 1,2,3 C) 1 , 3 D) 1
21. Agar xy = 9 va x + y = 7 bo‘lsa,
ifodaning qiymatini
toping.

A)-244 B)274 C)247 D)244

22.To'g'ri burchakli ABC uchburchakni C to’g’ri burchagining CD balandligi uni BCD va ACD uchburchaklarga bo'lgan. Shu uchburchaklar perimetrlari mos ravishda 12 va 16 ga teng. ABC uchburchak perimetrini toping?
A)20 B) 28 C) 18 D) 15

23. Balandliklari 10, 14 va 6 ga teng bo’lgan

uchburchakning turini aniqlang?
A) o’tkir burchakli uchburchak
B) tog’ri burchakli uchburchak
C) o’tmas burchakli uchburchak
D) bunday uchburchak mavjud emas.
24. 3 tengsizlikning eng katta butun manfiy yechimini
aniqlang?
A) 2 B) 3 C) 1 D) 1

25. ABC teng yonli uchburchakda BK bissektrisa, AB=AC va BC=AK+BK shartlarni qanoatlantirsa,

uchburchakning burchaklarini toping?
A) 100° B)120° C) 90° D) 150°
26. Rombning bir uchidan chiqqan balandliklar orasidagi
burchak 72° ga teng bo’lsa, uning o’tkir burchagini
toping?
A) 18° B) 36° C) 54° D) 72°

27. 720 sonining juft natural bo’luvchilari nechta?

A)40 B) 6 C) 10 D) 20
28. b ning qanday qiymatlarida tenglama musbat ildizga ega.
A) (1; ) В) (0; ) C) (1; - ) D) (0; )

29. Tenglamalar sistemasi nechta haqiqiy yechimga ega?

A) 2 В) 3 С) 4 D) 1
30. tengsizlik nechta butun
yechimga ega?
A) 4 В) 2 С) 6 D) yechimga ega emas