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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 0> Download 0.75 Mb. Do'stlaringiz bilan baham: |
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