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test matematika fanida akademik litse

4- variant

1. A={1;3;10;12;20},B={3;10;12;13;14} to’plamlarning birlashmasi bo’lgan C to’plamni toping.


A) C= {1;10;14;20;13} B) C={1;3;10;12;13;14;20}
C) C={3;10;14} D) C={1;3;10;12;13;14}
2. Dizyunksiya lotincha “disyunctio”so’zidan olingan bo’lib … ma`noni bildiradi.
A) Bog`layapman B) Kelib chiqish C) Farqlayapman D) Teng kuchli
3. ni hisoblang.
A) 3 B) 4 C) 2 D) 2,5
4. Agar a>b>c bo`lsa, |a-b|+|c-a|-|b-c| ni soddalashtiring.
A) 2a-2b B) a-2b C) 2c D) 2a
5. A(x)=x4-3x2 +1 ko’phadni B(x)=x-2 ko’phadga bo’lgandagi qoldiqni toping.
A) 4 B) 5 C) 3 D) 1
6. Amallarni bajaring: -3i+5+8i(3-i)
A) 13+21i B) -21i-13 C) -13+21i D) 13-21i

7. Tenglamani yeching: x3-0,3x2=0,1x


A) 0 B) C) - D) 0; va -
8. tenglamani yeching.
A) (-∞;∞) B) C) yechimi yo`q D) 2,5
9. tengsizlikni yeching:
A) [3; ∞ ) B) (-∞;3) C) (-∞;-3] (3; ∞ ) D) (3; ∞ )
10. Tengsizlikni yeching: (x+48)(x-37)(x-42)<0
A) (-48; 37) B) (-∞;-48) (37;42) C) (-∞;-37] (42; ∞ ) D) (-5; ∞ )
11. y=sin(5x-3) funksiyaning davrini toping.
A) B) C) D)
12. Soddalashtiring. (sin +cos )2+(sin -cos )2-2
A) 0 B) 4 C) 2sin2 D) 1
13. Tenglamani yeching.
A) B) C) D)
14. Tengsizlikni yeching.
A) B)
C) D) -
15. Ko`rsatkichli tenglamani yeching; 32x-3x=702
A) 3 B) -3 C) 5 D) 2
16. Tengsizlikni yeching: 0,57-3x < 4
A) x<3 B) x>3 C) x≤3 D) x≥3
17. f(x)=log2(4-x) funksiyaning aniqlanish sohasini toping.
A) (0;1) B) (1;4) C) {0} D) (-∞;4)
18. Tenglamani yeching. log (3x-1)=log (6x+8)
A) 3 B) 2 C) -3 D) -2
19. Tengsizlikni yeching. log4(x+1)≤log4(5-x)
A) (-1;5) B) [2;∞) C) (-1;2) (2;5) D) (-∞;2]
20. Ifodaning qiymatini toping: 25 +49 ;
A) 60 B) 61 C) 50 D) 51
21. Berilgan nuqtadan tekislikka uzunliklari 10 sm va 17 sm ga teng ikkita og’ma o’tkazilgan. Bu og’malar proeksiyalarining ayirmasi 9 sm ga teng. Og’malarning proeksiyalarini toping.
A) 6 sm, 15sm B) 7 sm, 16sm C) 8sm, 17sm D) 9sm, 18sm
22. AB, AC va AD to’g’ri chiziqlar juft-juft perpendikulyar. CD kesmani toping, bunda BD=9 sm, BC=16 sm, AD=5 sm
A) -15 B) 16 C) 15 D) -16
23. vektor berilgan. 3 vektorning modulini toping:
A) 5 B) 25 C) 4 D) 9
24. x ning qanday qiymatlarida M(x;0;0) nuqta M1(1;2;-3) va M2(-2;1;3) nuqtalardan baravar uzoqlashgan?
A) -1 B) 1 C) -2 D) 0
25. Muntazam to`rtburchakli piramidaning balandligi 6 sm, apofemasi esa 6,5 sm. Piramida asosining perimetrini toping.
A) 6 B) 12 C) 8 D) 10



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