Funksiyaga teskari funksiyani toping

MATEMATIKA
1. funksiyaga teskari funksiyani toping.
A) B)
C) D)

2.

A) B)
C) D)

3. ni 5 ga bo’lgandagi qoldiqni toping.

A) 1 B) 2 C) 3 D) 4

4. Tenglamani yeching.

A) 4 B) 5 C) 6 D) 7

5. Uchburchakning tomonlarining uzunliklari m; n va k tenglikni qanoatlantiradi. Uzunligi m gat eng tomon qarshisidagi burchakni toping.

A) 150⁰ B) 45⁰ C) 90⁰ D) 135⁰

6. Tengsizlikni yeching.

A) B)
C) D)

7. 72 km/soat bilan harakatlanayotgan Nexia avtomashinasi o`zidan 12 km oldinda 57 km/soat tezlik bilan ketayotgan matiz avtomobilini necha minutda quvib o`tadi?

A) 24 B) 36 C) 48 D) 42

8. Soddalashtiring.

A) B)
C) D)

9. Ifodani soddalashtiring.

A) B)
C) D)

10. Uzunligi 500 m bo`lgan poyezd balandligi 50 m bo`lgan ustun yonidan 50 soniyada o`tib ketgan bo`lsa, poyezdning tezligi necha m/s?

A) 10 B) 11 C) 12 D) 13

11. sin(-850⁰), cos380⁰, tg550⁰ va ctg(-530⁰) larning ishoralarini toping.

A) -,+,+,- B) -,+,-,- C) -,+,+,+ D) -,+,-,+

12. Quyidagi funksiyalardan qaysi biri y=0,2x+5 to`g`ri chiziqqa parallel?

A) y=5x-7 B) y=3x+5
C) D)

13.

A) 715 B) 875 C) -45 D) -95

14. Ikki sonning EKUK va EKUB lari mos ravishda 108 va 9 ga teng. Bu sonlarning ko`paytmasi nechiga teng?

A) 972 B) 486 C) 1458 D) 1944

15. Tengsizlik nechta butun yechimi bor?

A) 2 B) 4 C) 0 D) cheksiz ko`p

16. Ho`l meva har kuni o`z vaznining 20% iga kamayadi. 1 tonna meva 2 kundan so`ng necha kg ga aylanib qoladi?

A) 580 B) 640 C) 710 D) 600

17. Sayohatchilar guruhidagi erkaklarning ayollar soniga nisbati 5:2 kabi. Quyida keltirilganlardan qaysi biri garuhdagi sayohatchilar soniga teng bo`la olmaydi?

A) 65 B) 42 C) 28 D) 35

18. ni soddalashtiring.

A) 4 B) m-2 C) 3 D) m+3

19. Agar bo`lsa, ning qiymatini toping.

A) B) C) D)

20. ifodaning va bo`lgandagi qiymatini hisoblang.

A) 8 B) 2 C) -8 D)-2

21. Arifmetik progressiyada va . Shu progressiyaning to`rtinchi hadini toping.

A) 7 B) 6 C) 12 D) 10

22. Uchburchakning ikkita burchagi yig`indisining kosinusi gat eng. Uchinchi burchagining cosinusini toping.

A) B) C) D)
23. (k<0) funksiyaning grafigi qaysi choraklar orqali o`tadi?
A) II, III, IV B) I, II, IV C) I va III D) I,II va III

24. Agar x
A) 2z-2y B) 2y-2z C) 2x D) 2y

25. ABC uchburchakda burchak A 30⁰, , AC=4. A uchidan tushirilgan balandlikni toping.

A) B) C) D)

26. necha gradus?

A) 41⁰ B) -41⁰ C) 139⁰ D) 131⁰

27. kasrni qisqartiring.

A) B) C) D)

28. Tenglamani yeching.

A) 8 B) 2 C) 1 D) 4

29. Quyidagilar mulohazalardan qaysi biri noto`g`ri?

A) Agar qo`shiluvchilarning har biri 37 ga bo`linmasa, u holda yig`indi ham 37 ga bo`linmaydi
B) Raqamlari yig`indisi 9 ga bo`lingan juft sonlar 6 ga bo`linadi
C) 9 va 7 ga bo`lingan sonlarning har biri 63 ga bo`linadi
D) Ikki turli sonning EKUBi shu sonlarning kattasidan doimo kichik bo`ladi

30. Teng yonli uchburchakning balandligi 7 ga, asosi 48 ga teng. Uning yon tomonini toping.

A) 31 B) 45 C) 55 D) 25

31. Tengsizlikni yeching.

A) B) C) D)

32. Agar bo`lsa, x qaysi chorakka tegishli?

A) I yoki III B) III yoki IV
C) I yoki II D) II yoki IV

33. ABC uchburchakda A burchak 60⁰ ga, B burchak esa 46⁰ ga teng. Bu burchakning C uchidan CD bissektrisa chiqarilgan. BDC burchakni toping.

A) 97⁰ B) 53⁰ C) 127⁰ D) 83⁰

34. Tenglamaning ildizlari yig`indisini toping.

A) -3 B) -4 C) 1 D) -2

35. Quyidagilardan qaysi biri toq funksiya?

I. II.
III. IV.
V.
A) faqat II B) I va III
C) I, III va V D) II, IV va V

36. Tenglamaning ildizlari yig`indisini toping.

A) -4 B) 3 C) 7 D) -1