Uy » Abituriyent » Matematika abituriyent » Matematika abituriyent testi №1 Matematika abituriyent Matematika abituriyent testi №1 InfoMaster Aprel 5, 2022 121 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 0 1 Vaqtingiz tugadi! Tomonidan yaratilgan InfoMaster Matematika abituriyentlar uchun №1 1 / 30 Quyidagi 2x-y+3z=2018 va x+5y+z=2019 tekisliklarning holatini aniqlang. A) ayqash B) o’zaro perpendikulyar C) aniqlab bo’lmaydi D) o’zaro parallel 2 / 30 Agar va b-a=4 bo’lsa, a+b ni toping. A) 3 B) 3,5 C) 4 D) 2 3 / 30 x(t)=t2+7t-6 qonuniyat bo’yicha harakatlanayotgan moddiy nuqtaning tezligi harakat boshlangandan necha sekund o’tgach 87 m/s ga teng bo’ladi? A) 36 B) 54 C) 40 D) 50 4 / 30 Teng yonli uchburchakning tomonlari 5, 5 va 6 ga teng. Bu uchburchakning bissektiritsalari va medianalari kesishgan nuqtalar A) 1/6 B) 1 C) 1/2 D) 1,2 5 / 30 Perimetri 60 ga teng bo’lgan parallelogrammning tomonlari nisbati 2:3 ga, o’tkir burchagi esa 300 ga teng. Parallelogrammning yuzini toping. A) 54 B) 108 C) 48√3 D) 52√3 6 / 30 funktsiyaning aniqlanish sohasini toping. A) [1;2] B) (-∞;1)v(2;∞) C) (1;2) D) (-∞;1]v[2;∞) 7 / 30 To’g’ri burchakli uchburchakning gipotenuzasi 5 ga, bir katetining gipotenuzadagi proyeksiyasi 1,6 ga teng. Ikkinchi katetning kvadratini toping. A) 16 B) 18 C) 17 D) 14 8 / 30 Agar f(x)=ax3-5x2+b va bo’lsa, a ni toping. A) 3 B) 2 C) 1 D) 0 9 / 30 Hisoblang: A) 3 B) -1 C) 1 D) 2 10 / 30 sistemadan x+y ning qiymatini toping. A) -12 B) 12 C) 35/4 D) 6 11 / 30 Konsert zalining birinchi qatorida 40 ta o’rindiq bor. Har bir keyingi qatordagi o’rindiqlar soni oldingi qatordan 4 ga ko’p. Agar konsert zalida jami 40 ta qator bo’lsa, u holda shu zaldagi barcha o’rindiqlar sonini toping. A) 4760 B) 4680 C) 4716 D) 4720 12 / 30 y= funktsiyaning aniqlanish sohasini toping. A) (-∞;2) B) (2;∞) C) (-∞;2)v(2;∞) D) [2;∞) 13 / 30 x(t)=t2+6t+5 qonuniyat bo’yicha harakatlanayotgan moddiy nuqta harakat boshlangandan necha sekund o’tgach boshlang’ich nuqtaga nisbatan 77 metr masofaga siljiydi? A) 8 B) 7 C) 6 D) 10 14 / 30 Ifodani soddalashtiring. [ln(ln x)-ln(loge10)].log10e A) lg(ln x) B) ln(ln x) C) ln(lg x) D) lg(lg x) 15 / 30 y= funksiyaning aniqlanish sohasini toping A) (0,2) B) (-∞;0)v(2;∞) C) (-∞;0])v[2;∞) D) (2;∞) 16 / 30 Radiusi 25 bo’lgan doirada 48 ga teng vatar o’tkazilgan. Doira markazidan shu vatargacha masofani toping. A) 7 B) 9 C) 10 D) 8 17 / 30 Uchburchakning balandligi 12 ga teng bo’lib, u asosni 5:16 nidbatda bo’ladi. Agar asosning uzunligi 21 ga teng bo’lsa, uchburchakning perimetrini toping A) 52 B) 108 C) 48 D) 54 18 / 30 m ning qanday eng katta butun qiymatida y=2x-mx-5+m funksiyaning grafigi 1,3,4 –choraklarda yotadi? A) 3 B) 2 C) 1 D) 5 19 / 30 Markazi nuqtada bo‘lgan aylanaga va urinmalar o‘tkazilgan bo’lib, va nuqtalar urinish nuqtalari bo’lsin. Aylanadagi Q nuqtadan o‘tkazilgan uchinchi urinma va kesmalarni X va Y nuqtalarda kesib o‘tadi. Agar uchburchakning perimetri 48 va aylana radiusi 7 ga teng bo‘lsa, u holda kesma uzunligini toping A) 30 B) 15 C) 12 D) 25 20 / 30 Hisoblang A) -1 B) 1 C) 2 D) 0 21 / 30 Agar sinx+cosx=a bo’lsa, ning qiymatini toping. A) 1/3 B) 1/2 C) 2/5 D) -1/2 22 / 30 Tengsizlikni yeching. A) to'g'ri javob yo'q B) (-1/³ √2 ;0) C) (0;+∞) D) 0 23 / 30 ABCD kvadrat ichidan olingan O nuqtadan A, B, C uchlarigacha bo’lgan masofalar mos ravishda 3, 4, 5 ga teng bo’lsa, u holda OD kesma uzunligini toping. A) √37 B) 3 C) √32 D) 6 24 / 30 Radiuslari orasidagi burchagi 36o va radiusi 5 ga teng bo`lgan sektor yoyining uzunligini toping. A) 2π/3 B) π/2 C) π D) 2π 25 / 30 Rasmda ko‘rsatilgan ko‘pyoqlardan qaysi birida 4 ta yoq, 6 ta qirra bor? A) 3 B) 2 C) 1, 2 D) 1, 3 26 / 30 To‘g‘ri to‘rtburchakning eni 25% ga orttirildi, bo‘yi esa 25% ga kamaytirildi. Natijada uning yuzi qanday o‘zgardi? A) 2,5% ga ortadi B) o‘zgarmaydi C) 6,25% ga ortadi D) 6,25% ga kamayadi 27 / 30 tenglamani yeching. A) 2017 B) 2018 C) 0 D) 2019 28 / 30 Tomoni 25 ga diagonallaridan biri 4 ga teng bo’lgan rombning yuzini toping. A) 16 B) 8√5 C) 32 D) 24√5 29 / 30 Agar x,y sonlar (x+5)2+(y-12)2=142 tenglikni qanoatlantirsa, x2+y2 ifodaning eng kichik qiymatini toping. A) √2 B) 2 C) √3 D) 1 30 / 30 200 kishidan iborat turistlar guruxida 140 kishi ingliz tilini, 90 kishi nemis tilini va 46 kishi ikkala tilni biladi. Ikkala tilni xam bilmaydigan turistlar necha foizni tashkil qiladi. A) 8 B) 12 C) 16 D) 4 0% Testni qayta ishga tushiring Baholash mezoni To'g'ri javob uchun 3,1 ball. Fikr-mulohaza yuboring Author: InfoMaster Foydali bo'lsa mamnunmiz