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test matematika fanida akademik litse

11- variant

1. A={5;6;7;8;9;10},B={8;9;10;11} to’plamlarning kesishmasi bo’lgan C to’plamni toping.


A) C= {1;2;3;4;5;6;7;8;9} B) C={5;6;7;8;9;10;11}
C) C={5;6;7} D) C={8;9;10}
2. Mantiqiy amal belgilaridan foydalanib jumlani yozing: a>0 va b>0 bo'lsa, ab>0 bo'ladi.
A) (a>0) (b>0)=> (ab>0) B) (a > b) => (b > c) => (ab > c)
C) (a > b) (b > c) => (ab > 0) D) (a > 0) (b > 0) => (a > c)
3. Hisoblang:
A) 1 B) 9 C) 3 D) 27
4. Ifodaning qiymatini toping : +2 , a=3, b=5;
A) -13 B) 13 C) -4 D) 12
5. A(x)= 3x5-4x3-x+1ko’phadni B(x)=x+3 ko’phadga bo’lgandagi qoldiqni toping.
A) 176 B) 617 C) -617 D) -610
6. Ko`paytmani hisoblang: (2+3i)(2-3i);
A) 13 B) -13 C) i-13 D) i+13
7. Tenglamani yeching:
A) 2 B) -2 C) 1 D) -1
8. Ratsional tengsizlikni yeching: (x2-16)(x+17)>0
A) (-∞; -4) (17: ∞) B) (-17;-4) (4; ∞) C) (-∞;-17] (4; ∞ ) D) (4; ∞ )
9. Tenglamani yeching.
A) -1 B) -2 C) 2 D) 0
10. Tengsizlikni yeching: <-2
A) (-∞; - ) ( : ∞) B) (0; ) C) Ø D) (-∞; ∞ )
11. Funksiyaning qiymatlar sohasini toping: y=-4+3cosx
A) [-4;3] B) [-7;-1] C) [-3;3] D) [-4;4]
12. arcos(- )-arcsin(- )
A) B) C) D)
13.Tenglamani yeching. 2cosx=-
A) B) (-1)k C) D)
14. Tengsizlikni yeching. 2sinx

A) - B)


C) D) -
15. Tenglamani yeching. 2x+1+2x-1+2x=28
A) 2 B) -1 C) 1 D) 3
16.Tengsizlikni yeching. 0,25x≥0,54x-8
A) (-∞;4) B) (-∞;2] C) [2;∞) D) [4;∞)
17. Hisoblang. log8 +log832
A) B) 3 C) 2,5 D) -3
18. Tenglamani yeching. log3(x+2)=3
A) 16 B) 25 C) 23 D) 2
19. Agar a=log5040 bo`lsa, ni a orqali ifodalang.
A) B) C) D)
20. Tengsizlikni yeching: logπ(x+27)-logπ(16-2x) < logпx
A) (-∞;1) B) (-∞;0] C) (0;1) D) [0;∞)
21. Perpendikulyar bilan og’ma orasidagi burchak 300 ga teng Perpendikulyarning
uzunligi 10 m ga teng. Og’maning uzunligini toping.
A) 20 B) 10 C) 20 D)
22. (2;0;1) va (1;-2;3) bo’lsa, vektorning uzunligini toping.
A) 9 B) 6 C) 16 D) 13
23. xy tеkislikdа А (0; 1;-1), B (-1; 0; 1), C(0;-1; 0) nuq­tа­lаrdаn tеng uzоqlаshgаn
D (x; y; 0) nuqtаni tоping.
A) (-4;4; 0) B) (- ; 0) C) (-1;1;0) D) (- ; ;0)
24. A va B nuqtalardan tekislikka perpendikulyar va uni mos ravishda C va D nuqtalarda kesib o’tuvchi to’g’ri chiziqlar o’tkazilgan.AC=30 dm,BD=20 dm, CD=24 dm va AB kesma tekislikni kesib o’tmasa, A va B nuqtalar orasidagi masofani toping.
A) 22 B) 25 C) 26 D) 23
25. Radiusi 13 sm ga teng bo'lgan shar markazidan 5sm uzoqlikda tekislik bilan kesilgan. Kesimning yuzini toping.
A) 120π B) 3 C) 12 π D) 144 π



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