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A. 81 B. 27 D. 9 E. 3 F. 1
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| bet | 2/2 | | Sana | 30.11.2022 | | Hajmi | 344 Kb. | | #32575 |
Bog'liq 7-sinf-yillik-1 O`rmonov Odiljon slayd, 1 Mavzu Operatsion tizim arxitekturasi bios-da ishlash, Mavzu Fayllar va papkalar bilan ishlash Reja Fayllar va ularni, 4, Rahmatullayeva Surayyo mb-amaliy, Dastulashda ma’lumotlar tuzilmasining o’rni va ahamiyati (1), 3-Mavzu Badiiy obraz Reja, Ma’ruza №1. O’tkinchi jarayonlarni operator usulda hisoblash-fayllar.org, Mavzu. O`tkinchi jarayonlarni operator usulda xisoblash. Tasvir , 5yi0oajbocZ1XWVmVlxw2RmDCgnBb1uXscma4XrsA. 81 B. 27 D. 9 E. 3 F. 1
14. Tenglamani eching. – x – 1 = x;
A. x=-1; B. x=1; D. x=0,5; E. x= - 0,5; F. x = 2.
15. Ifodani soddalashtiring. 3(2x+1) + 5(1+3x);
A. 21x - 8; B. 21x + 8 ; D. 11x + 8; E. 11x – 8; F. 22x + 7.
16. Ko’phadning son qiymatini toping 2a3 - 3ab + b2 bunda a = 0,2; b = 1/2
A. – 0,28 B. 0,25 D.-0,034 E. 1, 4 F. – 2,25.
17. < A= 970 ; < B= 120 53/ bo`lsa A. 8407/ ; B. 8507/ ; D. 83051/ ; E. 8307/ ; F. 830 7/ ;
18. Ikkita to`g`ri chiziqning kesishmasidan hosil bo`lgan burchaklardan biri 600 bo`lsa qolgan burchaklarini toping.
A. 30;150;150; B. 40; 140;140; D. 50,130,130; E. 60,120,120; F. 65;120;120.
19. Ifodani asosida «a» bo’lgan daraja shaklida tuzing.
A. a12 ; B. a10 ; D. a8 ; E. a9 ; F. a11.
20. Ikkihadlarni ko’paytiring.
A. 3x2 + 2x + 4 B.4x2 + 5x – 2 D. 3x2 + 2x – 3 E. 3x2 – 5 F. 2x2 + x - 15
21. Otasi 32 yoshda o’gli esa 6 yoshda. Necha yildan keyin otasi o’g`lidan 3 marta katta bo’ladi?
A. 5 yil; B. 8 yil; D. 7 yil; E. 6 yil; F. 9 yil.
22. Sonli ifodaning qiymatini toping;
A. B. ; D. ; E. ; F.
23. Tenglamani eching .
A. x = 70; B. x = 50; D. x = 32; E. x = 60; F. x = 55.
24. Ikkihadning kvadratini ko’phad shaklida yozing (2x + 3y)2 =
A. 5x2 + 4xy + 6y2 B. 3x2 - 2xy + 4y2 D. 4x2 + 12 xy + 9y2 E.5x2 - 9 y2 F.4x2 + 9y2
25. Tenglamani eching.
A. ildizga ega emas; B. cheksiz ko’p yechimga ega; D. x = 0 ; E. x = -1; F. x = 1.
7 – sinf. Matematika. IV-chorak.
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7 – sinf. Matematika. Yillik. I-variant.
1. Тo’g’ri to’rtburchakning bo’yi 8 sm ga teng .Eni bo’yidan 1,5 sm qisqa. Тo’g’ri to’rtburchakning yuzini toping .
A) 50 sm2 B) 60sm 2 S) 52 sm 2
2. Propotsiyaning noma’lum hadini toping. 3,5 : Х = 2,4 *4,8
A) 7 B) 64 S) 70
3. “Тiko” rusumli avtomobil 100 km masofaga 5 litr benzin sarflaydi. Bu avtomobil 50 km. masofaga qancha benzin sarflaydi.
A) 7,5 B) 2,5 S) 6,5
4. Тenglamani yeching . 4x =16
A) 4 B) 5 S) 8
5. Amallarni bajaring . 2,7 + ( 3,2+2,8 )
A) 10,2 B) 9,7 S) 8,7
6. O’xshash xadlarni ixchamlang . 4a + 2 v + a –v
A) 5 a + v B) va + v S) 8 a – v
7.Har qanday ko’phadni qanday standart shakga keltirish mumkin?
A. Avval har bir hadini standart shaklda yozish, so’ngra o’xshash hadlarini ixchamlash kerak.
B. Oldin o’xshash hadlarini ixchamlanadi. C. Javoblar noto’g’ri.
8. Uchburchakning yuzasini hisoblash formulasini ko’rsating.
a
b
A . S = 2 ab B. C.
9. a + 36 = 63. Tenglamani yeching.
A. 40. B. 27. C. 39.
10. < 50 tengsizlikning qanoatlantiruvchi natural sonlar ichidan eng kattasi qaysi?
A. 1 B. 11 C. 111.
11.Poezdning uzunligi 800 m. U ustun yonidan 40 sekundda o’tib ketdi. Poezdning tezligini toping.
A. 30 m/s. B. 15 m/s. C. 20 m/s.
12. Tenglamani yeching. 3 x2 – 9 x + 0
A. B. C.
13.Tenglamani yeching. (x - 5)(x + 4) + 0.
A. B. C.
14. Daraja shaklida yozing.
A. a23 B. a18 D. a16 E. a17 F. a12
15). Birhadlarni ko’paytiring.
A. 1/2 a5 b6 x5 B. 1/2 a6 b8 x6 D. 1/3 a b2 x-1 E. 1/4 a b6x5 F. 1/2 a b2 x
16. 0 37/ ; 0 48/ bo`lsa, < A + < B ni toping.
a) 75035/ b) 76025/ s) 74025/ d) 75025/
17. Ko’phadni standart shakliga keltiring. 3a2 b - 8b2 - 5a2b + 6b2 + 3a2b - 2c2 =
A. 2 a2 b + 4b2 B. a 2 b - 2 b2 – 2 c2 D.5 a2 b2 –2 b E. 3 a2 b - 3 c2 F. 4 a2 - 5 c2
18. Ko’phadning yig’indisini toping. (3x2 - 2xy - y2 ) - (4 x2 + 3 xy + 2 y2 ) =
A. 5x2 - 3 xy; B.4x2- 3xy+2y2; D –x2 - 5xy – 3y2; E. 7x2 – 3 xy; F. 5x2 - 3 xy +7 y2
19. Ifodani soddalashtiring.
A. –6 x+ 23 y B. –2 x+15 y D. – 8x + 18 y E. – 9 x – 37 y F. 7 x- 9 y
20. Ikkihadlarni ko’paytiring.
A. 3x2 + 2x + 4 B.4x2 + 5x – 2 D. 3x2 + 2x – 3 E. 3x2 – 5 F. 2x2 + x - 15
21. Otasi 32 yoshda o’gli esa 6 yoshda. Necha yildan keyin otasi o’g`lidan 3 marta katta bo’ladi?
A. 5 yil; B. 8 yil; D. 7 yil; E. 6 yil; F. 9 yil.
22. Sonli ifodaning qiymatini toping;
A. B. ; D. ; E. ; F.
23. Tenglamani eching .
A. x = 70; B. x = 50; D. x = 32; E. x = 60; F. x = 55.
24. Ikkihadning kvadratini ko’phad shaklida yozing (2x + 3y)2 =
A. 5x2 + 4xy + 6y2 B. 3x2 - 2xy + 4y2 D. 4x2 + 12 xy + 9y2 E.5x2 - 9 y2 F.4x2 + 9y2
25. Tenglamani eching.
A. ildizga ega emas; B. cheksiz ko’p yechimga ega; D. x = 0 ; E. x = -1; F. x = 1.
Kalit. I-variant.
7 – sinf. Matematika. I-chorak.
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7 – sinf. Matematika. III-chorak.
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7 – sinf. Matematika. IV-chorak.
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7 – sinf. Matematika. Yillik.
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