Matematika majburiy blok
Download 33.45 Kb.
|
Matematik3
- Bu sahifa navigatsiya:
- Matematika ( asosiy blok ) Test-1
Matematika ( majburiy blok ) Test-1 1. Hisoblang: dm2 bo’ladi? A) 49 B) 196 C) 294 D) 98 8. Kubning qirrasi 7 dm bo’lsa, 24 − 12: 24 − 12 + 77 A) 78 B) 100 C) 76 D) 98 Sotuvchi ikki mahsulotni 60 so’mdan sotdi. U birinchi mahsulotdan 20% foyda, ikkinchi mahsulotdan 20% zarar ko’rgani ma’lum bo’lsa, sotuvchi umumiy hisobda necha % foyda (zarar) ko’rgan? foyda ham zarar ham ko’rmagan 4% zarar ko’rgan 4% foyda ko’rgan 40% zarar ko’rgan Sonni 21 ga bo’lganda bo’linma 15 ga, qoldiq 4 ga teng bo’lsa, bo’linuvchini toping? A) 311 B) 315 C) 319 D) 323 3 ga bo’linadigan ikki xonali sonlar nechta? A) 31 B) 29 C) 32 D) 30 1000 dan katta bo’lmagan 5 ga bo’lganda 1 qoldiq qoladigan natural sonlar nechta? A) 200 B) 201 C) 199 D) 198 Kubning qirrasi 7 dm bo’lsa, kubning sirtini yuzi necha dm2 bo’ladi? A) 49 B) 196 C) 294 D) 98 Kubning qirrasi 7 dm bo’lsa, kubning yon sirtini yuzi necha bo’ladi? A) 49 B) 64 C) 343 D) 196 17 ga bo’linuvchi ikki xonali tub sonlar nechta? A) 5 B) 6 C) 4 D) 1 15 ; 23 va −17 sonlarini o’rta arifmetigini toping? A) 7 B) 21 C) 3 D) 9 Matematika ( asosiy blok ) Test-1 1. Agar 𝑓(𝑙𝑜𝑔3𝑥 − 1) = 𝑥2 − 8𝑥 + 3 bo’lsa, 𝑓′(1) ni toping? A) 9ln3 B) 90ln3 C) 9 D) 90 ABCD parallelogramm uchun 𝐴⃗⃗⃗⃗𝐵⃗→(3 ; 5 ; −7) va ⃗𝐴⃗⃗⃗𝐷⃗→(−11 ; 7 ; 3) parallelogramm diganallarining kesishgan nuqtasi O bo’lsa, ⃗𝑂⃗⃗⃗𝐴⃗→ vektorning koordinatalari yig’indisini toping? A) 1 B) 0 C) -1 D) 2 Kubga tashqi chizilgan sharning radiusi 2√3 ga teng. Kubning yon sirtini toping? A) 16 B) 96 C) 64 D) 32 Tenglamani haqiqiy ildizlari yig’indisini toping: (𝑥 + 1)(𝑥 + 2)(𝑥 + 3)(𝑥 + 4) = 25 A) -10 B) 5 C) 10 D) -5 Tengsizlik nechta natural yechimga ega: |2𝑥 − 7| ≤ 1 A) 4 B) 1 C) 2 D) 3 13. Soddalashtiring: 𝑐+𝑛𝑦 − 𝑛−𝑐𝑦 𝑐𝑦 𝑛𝑦 A) 𝑐 + 𝑛 B) 𝑛 − 𝑐 𝑥 𝑐 𝑦 𝑐 𝑦 A) 6 B) 7 C) 1 D) cheksiz (1; 0) nuqta koordinata boshiga 14. 16 cos 𝜋 18 ni hisoblang? cos 𝜋 6 cos 5𝜋 18 cos 7𝜋 18 nisbatan − 7𝜋 ga burilgandan 2 1 B) √3 C) 3 D) 2√3 hosil bo’lgan nuqtaning koordinatalarini aniqlang? A) (−1; 0) B) (0; −1) C) (1; 0) D) (0; 1) 15. {(𝑥 − 4)(𝑥 − 3) < 0 |7 − 2𝑥| < 1 tengsizliklar sistemasini yeching? A) 𝑥 ∈ 𝑅 8. 16 sin 𝜋 9 sin 2𝜋 9 sin 4𝜋 ni 9 B) 𝑥 ∈ (−4; −3) 𝖴 (3; 4) C) 𝑥 ∈ (3; 4) hisoblang? A) 2 B) √3 C) 2√3 D) 4 3𝑥 16. ∅ Uzunligi 𝜋 ga teng bo’lgan 9. 𝑓(𝑥) = 𝑥2+1 funksiyani 4 aylana o’tkir burchagi 30° kamayish oralig’ini toping? A) 𝑥 ∈ (−1; 1) B) 𝑥 ∈ (−∞; −1) 𝖴 (1; +∞) bo’lgan rombga ichki chizilgan. Rombning perimetrini toping? A) 4 B) 2 C) 6 D) 3 C) 𝑥 ∈ (−∞; −1) D) 𝑥 ∈ (1; +∞) 10. 𝑙𝑜𝑔7(3𝑥 + 5) + √𝑙𝑜𝑔7(3𝑥 + 5) = 0 𝜋 0 17. ∫2(cos 𝑥 ∙ sin 𝑥 ∙ 𝑒 integralni hisoblang? 𝑠𝑖𝑛2𝑥 )𝑑𝑥 ega? haqiqiy ildizga ega emas. 18. | 𝑥−4| < 1 tengsizlikni 5 cheksiz ko’p 1 2 Tenglamani ildizlari ko’paytmasini toping? natural yechimlari nechta? A) 6 B) 7 C) 8 D) 9 2 19. 𝑙𝑜𝑔2𝑥 + 2 ≥ 3𝑙𝑜𝑔2𝑥 tengsizlikni qanoatlantiruvchi eng kichik natural son eng katta ( 7 )2𝑥2−15 32 = 32)19𝑥−2 ( 7 raqamdan qanchaga kichik? A) 1 B) 2 C) 7 D) 8 A) 8 B) -8,5 C) 8,5 D) -8 𝑎, 𝑏, 𝑐 turli raqamlar bo’lsa, 7𝑎 + 2𝑏 + 3𝑐 ning eng katta qiymatini toping? A) 101 B) 100 C) 102 D) 99 20. Quyidagi chizmada berilgan ADC uchburchak teng yonli to’g’ri burchakli uchburchak. AE=7 va EC=25 bo’lsa, 𝑆𝐷𝐸𝐶 ni toping? ifodaning qiymatini toping? A) 9 B) 5 C) 7 D) 1 27. 𝑎, 𝑏 va 𝑐 lar turli raqamlar bo’lsa, 𝑎 + 𝑏 + 𝑐 ning eng katta qiymatini toping? A) 27 B) 25 C) 24 D) 26 A) 56 B) 200 C) 256 D) √7∙3 2+3 7∙ 2 3 28. ( √ √ √ ) ni 100 6 2+6 7 1 𝑙𝑛 7 B) 1 𝑙𝑛 7 tashlanganda 5 marta gerb va 2 12 3 6 3 C) 1 𝑙𝑛 27 D) 1 𝑙𝑛 3 marta raqam tomoni 6 7 6 7 22. 2016 ∙ (2017 ∙ 2018 + 1) ni hisoblang? A) 20163 + 1 B) 20173 − 1 C) 20183 + 1 D) 20173 + 2016 tushishining ehtimolligini toping? A) 10 B) 1 C) 21 D) 1 49 32 128 128 30. Agar 𝑓(2𝑥 − 3) = 𝑥+3 𝑥−2 bo’lsa, 𝑓(𝑓(5)) ni toping? 23. Ifodani soddalashtiring: (𝑎+1)3+1 𝑎3−1 A) 11 4 B) 5 C) 7 D) 4 11 A) 𝑎+2 𝑎−1 𝑎−1 𝑎+1 B) 𝑎+1 𝑎−1 C) 𝑎−2 D) 𝑎+1 24. Agar 𝑓(𝑥) = 𝑎 ∙ 2𝑥 + 𝑏 , 1 𝑓′(1) = 10𝑙𝑛2 va ∫2 𝑓(𝑥)𝑑𝑥 = 𝑒 2 10𝑙𝑜𝑔 ( 2 ) bo’lsa, 𝑎 + 𝑏 ni toping? A) −10 B) 6 C) −4 D) −5 25. 𝑦 = 𝑙𝑜𝑔5(𝑥 − 3) − 𝑙𝑜𝑔5(3𝑥 + 4) funksiyaning aniqlanish sohasiga kiruvchi eng kichik natural sonni toping? A) 1 B) 3 C) 4 D) 5 26. Agar 𝑥 = 4 bo’lsa, √ 𝑥2−3 2 √ 9 6 12 + ( ) + 𝑥 𝑥2 − 𝑥 + 1 Download 33.45 Kb. Do'stlaringiz bilan baham: |
Ma'lumotlar bazasi mualliflik huquqi bilan himoyalangan ©fayllar.org 2024
ma'muriyatiga murojaat qiling
ma'muriyatiga murojaat qiling