M atzik 002 – ikki haftalik faqat tematika kichkina guruh

M ATZIK 2002 7 – IKKI HAFTALIK FAQAT TEMATIKA KICHKINA GURUH

1.P(-3;0) nuqtani kordinata boshi atrofida ga burganda hosil bo`ladigan nuqtaning koordinatalarini toping.
A)( 3;0) B)(0;-3) C)( 3;3) D)(0;3)
2. Quydagi sonlarning qaysi biri manfiy?
A) B)
C) D)
3. tengsizliklar sistemasi b ning qanday qiymatlarida yechimga ega bo’lmaydi?
A)(6;∞) B)[6;∞) C)(-∞;0)U(6;∞) D)(-∞;0)
4. ni hisoblang.
A) B) C)-1 D)1
5. Agar va bo’lsa, ning qiymati qaysi kesimga tegishli?
A)[5;10] B)[0,5;20]
C)[5;20] D)[4,5;20]
6. ni soddalashtiring.
A) B) C) D)
7. tengsizlikni yeching.
A)(-1;0] B)(-2;1] C)(-2;0]
D)(-2;0]U{1} E)(-2;-1]U{0}
8. funksiyaning eng katta qiymatini toping.
A)2.5 B)3 C) D)4 E) aniqlab bo`l
9. tengsizlikning eng kichik butun musbat va eng katta butun manfiy yachimlari ayirmasini toping.
A)3 B)2 C)8 D)5 E)6
10. tengsizlikni qanoatlantiruvchi butun sonlar nechta?
A)1 B2 C)3 D)4 E)5
11. ifodaning eng kichik qiymatini toping.
A)12 B)15 C)13 D)17 E)14
12. bo’lsa, abc ko’paytmaga teskari sonni toping.
A) B)12 C)48 D)24 E)
13. Futbol chempionatida komandalarning barchasi bir-biri bilan bir martadan o’ynagandan keyin, hammasi bo’lib 120 ta match o’kazildi. Chempionatda nechta komanda ishtirok etgan?
A)12 B)14 C)15 D)16 E)20
14. Ikki xonali son o’zining raqamlari yig’indisidan 4 marta katta. Raqamlari kvadratlarining yig’indisi 5 ga teng. Shu ikki xonali sonning kvadratini toping.
A)441 B)169 C)121 D)196 E)144
15. ni soddalashtring.
A) B) C)2 D) E)
16. Aerodromda bir vaqtning o’zida ikkita samolyot biri g’arbga ikkinchisi janubga uchib ketdi. Ikki soatdan keyin ular orasidagi masofa 2000 km ga teng bo’ldi. Agar samolyotdan birining tezligi boshqasi tezligining 75% iga teng bo’lsa, ularning tezliklari yig’indisini (km/soat) toping.
A)1000 B)800 C)1200 D)1400 E)1500
17. Agar bo`lsa, kasrning qiymatini toping.
A)6 B) 5 C) 6,2 D)4,8 E)6,4
18. Agar bo`lsa, ni orqali ifodalang.
A) B) C) D) E)
19. Mehnat unumdorligi bir xil bo’lgan 9 kishi ma’lum hajmdagi ishni 15 kunda tugatishdi. 12 kishi o’shancha mehnat unumdorligi bilan ishlasa, o’sha hajmdagi ishni necha kunda tugatishi mumkin?
A)20
20. =? A) B) C) D) E)
21. tenglamani yeching.
A)56 B)48 C)60 D)54 E)64
22. bo`lsa, ni hisoblang.
A)15 B)8 C) D)1 E)2
23. Quyidagi funksiyalardan qaysi birining eng kichik davri ga teng?
A) B) C) D) E)
24. Arifmetik progressiyaning uchinchi, yettinchi, o’n to’rtinchi va o’n sakkizinchi hadlarining yig’indisi 48 ga teng. Bu progressiyaning dastlabki 20 ta hadi yig’indisini toping.
A)240 B)280 C)260 D)220 E)340
25. funksiyaning o`sish oraliqlarini toping.
A)
B)
C)
D)
E)
26. Agar 2A) B) a²b²–50<0
C) a³b²–2<0 D) b³a²–5<0
27. Matematikadan o’tkazilgan imtihonda o’quchilarning 15% i birorta ham masalalarni yecha olmadi, 396 ta o’quvchi masalalarni yechishda xatolikka yo’l qo’ydi. Agar barcha masalalarni to’liq yechgan o’quvchilarning masalalarini umuman yecha olmagan o’quvchilarga nisbati 5:3 kabi bo’lsa, qancha o’quvchi imtihon topshirgan?
A) 500 B) 660 C) 890 D) 900
28. tengsizlikni yeching.
A) B) x C) x 3 D) x=4
29. Agar bo’lsa , ning qiymatini toping.
A) B) C) D)
30. funksiyaning aniqlanish sohasini toping.

31.” ni soddalashtiring.
A) B)
C) D)
32. nisoddalashtiring.
A)2 B)1 C)-2 D)-1
33.
B) C) D)
34. tengsizlikni yeching.

35. tengsizlik x ninq qanday qiymatida o’rinli?

36. Arifmetik progressiya uchun quyidagi formulalardan qaysilari to’g’ri?

A)1 B)2;3 C)1;2 D)2
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