Uy » Abituriyent » Matematika abituriyent » Matematika abituriyent testi №1 Matematika abituriyent Matematika abituriyent testi №1 InfoMaster Aprel 5, 2022 146 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 0 7 Vaqtingiz tugadi! Tomonidan yaratilgan InfoMaster Matematika abituriyentlar uchun №1 1 / 30 Ikki burchagi graduslari yig’indisi uchinchi burchagi gradusidan katta bo’lgan uchburchaklar sonini toping. A) 1 B) 2019 C) cheksiz ko’p D) 0 2 / 30 |x2-5x-14|+20≥5|x+2|+4|x-7| tengsizlikni yeching. A) [2;4]v{2}v[3;∞) B) [-2;4]v{6} C) (-∞;-6]v{2}v[12;∞) D) [1;6] 3 / 30 A(2;-2,5) nuqtadan y= - 4x parabolagacha bo’lgan eng qisqa masofani toping. A) 1,5 B) √3/2 C) √5/2 D) 1 4 / 30 ABCD to’gri to’rtburchak ichidan olingan O nuqtadan A, B, C, D uchlarigacha bo’lgan masofalar mos ravishda 3, 4, 5, 6 ga teng bo’lsa, u holda AB tomon uzunligini toping. A) bunday to’gri to’rtburchak mavjud emas B) √37 C) 2 D) √7 5 / 30 Ikki burchagi graduslari yig’indisi uchinchi burchagi gradusiga teng bo’lgan uchburchak qanday uchburchak deyiladi? A) o’tkir burchakli uchburchak B) to’gri burchakli uchburchak C) o’tmas burchakli uchburchak D) teng tomonli uchburchak 6 / 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(1-2sinα/4sin²) B) πa²/4cos²α C) πa²(1+2cosα/4sin²) D) πa²/4sin²α 7 / 30 To’g’ri burchakli uchburchakning gipotenuzasi 13 ga, katetlaridan biri 52 ga teng. Gipotenuzaga tushirilgan balandlik uzunligini toping A) 5 B) 4 C) 6 D) 7 8 / 30 Quyidagi va to’g’ri chiziqlarning o’zaro holatini aniqlang. A) o’zaro parallel B) o’zaro perpendikulyar C) o’zaro kesishadi D) ayqash to’gri chiziqlar 9 / 30 Tenglamaning nechta ildizi bor? |x+1|=|2x-1| A) 3 B) 2 C) 1 D) 4 10 / 30 tenglamani yeching. A) 2019 B) 0 C) 2017 D) 2018 11 / 30 Quyidagi 2x-y+3z=2018 va x+5y+z=2019 tekisliklarning holatini aniqlang. A) o’zaro parallel B) ayqash C) o’zaro perpendikulyar D) aniqlab bo’lmaydi 12 / 30 To’rtburchakli muntazam piramidaning yon qirrasidagi ikki yoqli burchak 120 ga teng. Diagonal kesimining yuzasi S ga teng bo’lsa, uning yon sirtini toping. A) 0,5S B) 2S C) 4S D) 3S 13 / 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) 4716 B) 4680 C) 4720 D) 4760 14 / 30 Sin9x =4sin3x tenglamani yeching A) π/3+πn, n€Ζ B) πn, n€Ζ C) πn/3, n€Ζ D) π/2+πn, n€Ζ 15 / 30 sistema yagona yechimga ega bo’ladigan a ning barcha qiymatlari to’plamini toping. A) {-1;3} B) {1;2} C) {2;4} D) {-1;2} 16 / 30 Teng yonli uchburchakning tomonlari 5, 5 va 6 ga teng. Bu uchburchakning bissektiritsalari va medianalari kesishgan nuqtalar A) 1/2 B) 1/6 C) 1 D) 1,2 17 / 30 a ning qanday qiymatlarida ushbu 7x-a-13=(a-5)(x+7) tenglama yagona yechimga ega A) a≠5 B) a ning bunday qiymati yo’q C) a=12 D) a≠12 18 / 30 Tengsizlikni yeching. A) 0 B) to'g'ri javob yo'q C) (-1/³ √2 ;0) D) (0;+∞) 19 / 30 Ifodani soddalashtiring. [ln(ln x)-ln(loge10)].log10e A) lg(lg x) B) lg(ln x) C) ln(lg x) D) ln(ln x) 20 / 30 a(x+2)=2x+1 tenglama a ning qanday qiymatida yechimga ega emas? A) (-∞;2)v(2;∞) B) (∞;∞) C) (2;∞) D) (-∞;2) 21 / 30 Tenglamaning ildizlari yig`indisini toping. A) 4 B) 6 C) 3 D) 5 22 / 30 Soddalashtiring. A) 2019 B) 2018 C) 2018a/a+1 D) a+1 23 / 30 x2-5|x|-6=0 tenglama ildizini toping A) ±6 B) -1;6 C) -1;-6 D) ±;±6 24 / 30 Hisoblang A) 0 B) 1 C) 2 D) -1 25 / 30 Hisoblang A) √3/2 B) √3 C) 2 D) 1/2 26 / 30 Anvar tub son o’yladi va o’ylagan sonini 5 ga ko’paytirib, 8 ni ayirgan edi, yana tub son hosil bo’ldi. Anvar qanday son o’ylagan? A) 374389 B) 412967 C) 2 D) aniqlab bo’lmaydi 27 / 30 Hisoblang A) 3√3 B) √3 C) 2√3 D) 1 28 / 30 Tomoni 12 ga teng bo`lgan teng tomonli uchburchakga ichki chizilgan aylana uzunligini toping. A) 4√3π B) 2√3π C) 3π D) 12π 29 / 30 sin2x-cos2x=1 tenglama [-π; 2π] oraliqda nechta ildizga ega? A) 10 B) 7 C) 6 D) 9 30 / 30 bo’lsa ni toping. Bunda funksiya f(x) ga teskari funksiya. A) -14 B) -10 C) -4 D) -12 0% Testni qayta ishga tushiring Baholash mezoni To'g'ri javob uchun 3,1 ball. Fikr-mulohaza yuboring Author: InfoMaster Foydali bo'lsa mamnunmiz
