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test matematika fanida akademik litse

7- variant

1. A={1;2;3;4;5},B={3;4;5;6;7;8;9} to’plamlarning kesishmasi bo’lgan C to’plamni toping.


A) C= {3;5;7;9} B) C={5;10} C) C={3;4;5} D) C={1;3;5;7;8;9;10}

2. Konyunksiya lotincha “conyunctio” so’zidan olingan bo’lib … ma`noni bildiradi.


A) Bog`layapman B) Kelib chiqish C) Farqlayapman D) Teng kuchli
3. Hisoblang:
A) 2 B) 1,5 C) 2,5 D) 1
4. Sonlarni kamayish tartibida yozing: m=|4,8|; n=|-4,(8)|; p= va q= |-3,2|
A) p>m>q>n B) m>n>p>q C) m>p>q>n D) n>m>p>q
5. A(x)= 2x4-3x3+4x2-5x+6 ko’phadni B(x)= x2-3x+1 ko’phadga bo’lgandagi qoldiqni toping.
A) 25x-25 B) 25x+5 C) 25x-5 D) 5x-5
6. Ayirmani hisoblang: (5+21i)-(9i+8)
A) -3+11i B) -3-11i C) 3-11i D) 3+11i
7. Ko`paytuvchilarga ajrating: x2+x-2
A) (x-1)(x-2) B) (x-1)(x+2) C) (1-x)(x+2) D) (x+1)(x-2)
8. Tenglamani yeching:
A) -4 B) -9 C) 4 va 9 D) -4 va
9. Tengsizlikni yeching:
A) (-∞; 1) B) [-1; ∞) C) (-∞; ∞ ) D) (1; ∞ )
10. Tengsizlikni yeching:x3-25x<0
A) (-∞; -5) (0; 5) B) (-∞;5) C) (-∞;-5) (-5; ∞) D) (5 ∞ )
11. y=-6+3cosx funksiyaning qiymatlar sohasini toping.
A) [-1;-9] B) [-9 -3] C) [-9 ;1] D) [-3;9]
12. Hisoblang:
A) 1 B) C) D)
13. Tenglamani yeching.
A) B) C) D)
14. Tengsizlikni yeching.
A) B)
C) D)
15.Tenglamani yeching: 6x+1+35∙6 x-1 =71
A) 0; 2 B) 0 ; -2 C) -1;0 D) 3;-1

16. Tengsizlikni yeching. 0,25x≥0,54x-8


A) (-∞;4) B) (-∞;2] C) [2;∞) D) [4;∞)
17. ni hisoblang.
A) 14 B) 12 C) 9 D) 18
18. Ushbu y=logx(3-x) funksiyaning aniqlanish sohasini toping:
A) (-∞;3) B) (0; ∞) C) (0;1) (1;3) D) (0;3)
19. Tenglamani yeching: lg ( +x) =lg -lgx
A) 2 B) C) 1 D) -1
20. Tengsizlikni yeching. 2log8(x-2)-log8(x-3)>
A) (-∞;4) B) {2} (4; ∞) C) (-∞;4) (4; ∞) D) (3;4) (4; ∞)
21. (2;-3;4) va (-2;-3;1) vektorlarning skalyar ko’paytmasini toping.
A) 9 B) 17 C) 13 D) 4
22. Quyidagi nuqtalardan qaysi biri xz tekislikda yotadi?
A) (-4;3;0) B) (0;-7;0) C) (2;0;-8) D) (2;-4;6)
23. Bitta nuqtadan tekislikka uzunliklari 4 va 8 bo`lgan ikkita og`ma tushirilgan. Og`malar proyeksiyalarining nisbati 1:7 ga teng. Berilgan nuqtadan tekislikkacha bo`lgan masofani toping.
A) 3 B) C) 2 D) 2,5
24. Chiziqli o`lchovlari 3;4 va 2 sm bo`lgan to`g`ri burchakli parallelepipedning diagonali necha sm?
A) 8 B) 4 C) 16 D) 4
25. Uchburchakli muntazam prizmaning balandligi 8 ga, asosining yuzi 9 ga teng. Prizma yon tomonining diagonalini toping.
A) 2 B) 11 C) 3 D) 10



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