Matematika 11-sinf 1-variant

Matematika
11-sinf 1-variant

1. Soddalashtiring._{ }

A) _{ } B) -2 C) 2 D) -_{ }

2. 11*12*13*…*99*100 ko‘paytma nechta nol bilan tugaydi?

A) 22 B) 20 C) 24 D) 25

3. n ning nechta butun qiymatida _{ } ifoda butun son bo‘ladi?

A) 2 B) 4 C) 3 D) 6

4. Tenglamani yeching: _{ }

A) -0,5;5 B) -5; 5 C) 0,2; 5 D) 2; 0,5

5. Nechta (x;y) – butun sonlar jufti _{ } tenglamani qanoatlantiradi?

A) 2 B) 6 C) 4 D) 5

6. P(x)=_{ }+_{ } to‘la kvadrat bo‘ladigan a va b ning qiymatini toping.

A) a=_{ } b= _{ } B) a= - _{ } , b=_{ }
C) a= _{ } , b=_{ } D) a= - _{ } , b= _{ }

7. Kasrlarni taqqoslang: a=_{ } b=_{ }

A) a_{ }b B) a_{ }b C) a=b D)a=_{ }
8. f (x)=x – ln x funksiyaning grafigiga o‘tkazilgan gorizontal urinma tenglamasini tuzing.
A) y=2 B) y=1+ln2 C) y=1 D) y=2-ln2

9. f (_{ })=_{ }+1 _{ } bo‘lsa f (1) ni toping.

A) 51 B) 2 C) 8 D) 1

10. _{ }

x+y+z=?
A) -5 B) 11 C) 8 D) -7

11. tenglikda va uch xonali sonlar, a, b, c – raqamlar bo‘lsa, (a+b)*c ning qiymatini toping.

A) 80 B) 64 C) 45 D) 91

12. Hisoblang: _{ }

A) 5 B) 10 C) 6 D) 8

13. _{ }-_{ } - tenglamaning nechta haqiqiy ildizi bor?

A) 4 B) 5 C) 3 D) 2

14. Agar _{ }bo‘lsa, x*y ni toping.

A) 8 B) -2 C) -4 D) 6

15.Tengsizlikni yeching _{ }

A)_{ } B) _{ } C) (0; 2) D) (0;1)

16. P_{ }. _{ }. Ko‘phadning barcha koeffitsientlari yig‘indisini toping?

A) 1540 B) 1 C) 0 D) 27

17. Agar _{ }, _{ }, bo‘lsa, a+b+c yigindisi nechaga teng bo‘ladi?

A) 8 B) 10 C) 11 D) 9

18. _{ } tensizlikning eng katta butun yechimini toping?

A) -2 B) -1 C) 1 D) 0

19. Doiraga ichki chizilgan muntazam uchburcha k nin g perimetri unga ichki chizilgan kvadratning perimetridan 5 ga kam. Shu doiraga ichki chizilgan muntazam olti burchakning perimetrini toping?

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20. _{ }, _{ }

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21. Hisoblang:

(_{ }
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22. Hisoblang. t_{ }

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23. Muntazam sakkizburchakka tashqi va ichki chizilgan doiralar yuzlarining nisbatini toping?

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24. _{ } va _{ } vektori berilgan. _{ } vektori _{ } vektoriga perpendikulyar bo‘lgan _{ } sonini toping?

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25. Uzunligi 20 ga teng bo‘lgan kesmaning uchlari tekislikdan 4 va 12 ga teng uzoqlikda yotishi malum bo‘lsa, kesmaning tekislikdagi proeksiyaniuzunligini toping?

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