Uy » Abituriyent » Matematika abituriyent » Matematika abituriyent testi №1 Matematika abituriyent Matematika abituriyent testi №1 InfoMaster Aprel 5, 2022 194 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 0 0 Vaqtingiz tugadi! Tomonidan yaratilgan InfoMaster Matematika abituriyentlar uchun №1 1 / 30 Tenglamaning ildizlari yig’indisi va ko’paytmasining yig’indisini toping. |x+1|.|x-4|=5 A) -6 B) -3 C) 9 D) 6 2 / 30 A) 1 B) 5 C) 2 D) 3 3 / 30 Tengsizlik nechta butun yechimga ega? A) 3 B) 1 C) 4 D) cheksiz ko’p 4 / 30 Bir vaqtning o’zida 9,13, . . . ,405 va 15,21, . . . ,255 ketma–ketliklarning hadlari bo’lgan sonlarning eng kattasi va eng kichigining ayirmasini toping A) 147 B) 228 C) 231 D) 150 5 / 30 sin2x-cos2x=1 tenglama [-π; 2π] oraliqda nechta ildizga ega? A) 6 B) 7 C) 9 D) 10 6 / 30 To’g’ri burchakli uchburchakning gipotenuzasi 5 ga, bir katetining gipotenuzadagi proyeksiyasi 1,6 ga teng. Ikkinchi katetning kvadratini toping. A) 14 B) 17 C) 16 D) 18 7 / 30 Soddalashtiring. A) 2019 B) a+1 C) 2018 D) 2018a/a+1 8 / 30 Qaysi javobda faqat juft funksiyalar ko’rsatilgan? A) 2, 3 B) 1, 3 C) 3, 4 D) 1,4 9 / 30 Ifodani soddalashtiring. 2 cos55o.cos40o.sin55o+cos110o.sin40o A) 0 B) 1 C) 2 D) 0,5 10 / 30 Radiusi 1 ga teng aylana uchta yoyga bo`lingan. Ularga mos markaziy burchaklar 1, 2 va 6 sonlariga proporsional. Yoylardan eng kattasining uzunligini toping. A) 4π/3 B) 2π/3 C) 3π/2 D) 3π/4 11 / 30 O’q kesimining diagonallari o’zaro perpendikulyar bo’lgan kesik konus yasovchisi va asos tekisligi orasidagi burchak ga teng. Agar o’q kesimining diagonali ga teng bo’lsa, kesik konus asosining yuzini toping. A) πa²(1+2cosα/4sin²) B) πa²/4sin²α C) πa²(1-2sinα/4sin²) D) πa²/4cos²α 12 / 30 Hisoblang: A) 1 B) 3 C) -1 D) 2 13 / 30 Agar arctga+ arctgb + arctgc= bo’lsa, a+b+c ni toping. A) abc B) ab C) 1 D) ab/c 14 / 30 7 sonini uchta natural sonlar yig’indisi ko’rinishida necha xil usulda yozish mumkin? A) 6 B) 5 C) 3 D) 4 15 / 30 tenglamalar sistemasini yeching A) (4;–3) B) (3;–4) C) (–4;3) D) (4;3) 16 / 30 Tengsizlikni yeching. A) (-1/³ √2 ;0) B) (0;+∞) C) 0 D) to'g'ri javob yo'q 17 / 30 Markazi O nuqtada bo‘lgan aylanaga PA va PB urinmalar o‘tkazilgan bo’lib, A va B nuqtalar urinish nuqtalari bo’lsin. Aylanadagi Q nuqtadan o‘tkazilgan uchinchi urinma PA va PB kesmalarni X va Y nuqtalarda kesib o‘tadi. Agar XQ=YQ bo‘lsa, u holda PXY uchburchak qanday uchburchak bo‘ladi? A) teng yonli uchburchak B) muntazam uchburchak C) ixtiyoriy uchburchak D) to`g`ri burchakli uchburchak 18 / 30 integralning qiymatini toping. A) π/4 B) 0 C) -π/2 D) π/2 19 / 30 Ifodani soddalashtiring. [ln(ln x)-ln(loge10)].log10e A) ln(lg x) B) lg(lg x) C) lg(ln x) D) ln(ln x) 20 / 30 Ushbu arifmetik progressiyaning manfiy hadlari yig’indisini toping. A) -0,75 B) -0,5 C) -1 D) -0,25 21 / 30 Hisoblang A) 2 B) 0 C) -1 D) 1 22 / 30 Ushbu (y6+y3+1)(y3+1)(y3-1)-y6+y3+1 ifodani soddalashtish natijasida ko’phad hosil qilindi. Uning nechta hadi bor? A) 4 B) 1 C) 2 D) 3 23 / 30 Sin9x =4sin3x tenglamani yeching A) πn/3, n€Ζ B) πn, n€Ζ C) π/3+πn, n€Ζ D) π/2+πn, n€Ζ 24 / 30 Agar sinx+cosx=a bo’lsa, ning qiymatini toping. A) 1/2 B) -1/2 C) 1/3 D) 2/5 25 / 30 Yuzasi 10 ga teng bo’lgan kvadratning ketma-ket ikki uchidan o’tuvchi aylana chizilgan. Uchinchi uchidan aylanaga urunma o’tkazilgan. Urunma tomondan ikki marta katta bo’lsa, aylana radiusini toping. A) 10 B) 4 C) 6 D) 5 26 / 30 bo’lsa, ni x orqali ifodalang. A) 2/x B) 25/x C) 2-x D) x/25 27 / 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) 6 B) 10 C) 8 D) 7 28 / 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) 15 B) 12 C) 25 D) 30 29 / 30 Tenglamaning nechta ildizi bor? |x+1|=|2x-1| A) 3 B) 4 C) 1 D) 2 30 / 30 sistemadan x+y+z ning qiymatini toping. A) 140/41 B) 139/41 C) -139/41 D) 150/41 0% Testni qayta ishga tushiring Baholash mezoni To'g'ri javob uchun 3,1 ball. Fikr-mulohaza yuboring Author: InfoMaster Foydali bo'lsa mamnunmiz
