Uy » Choraklik online testlar » Matematika choraklik » 8-sinf Matematika 4-chorak Matematika choraklik 8-sinf Matematika 4-chorak InfoMaster May 5, 2021 1530 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 5 14 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 8-sinf Matematika 4-chorak Testni Shirinboyev Temur tayyorladi. 1 / 25 (5;10)ni qo’sh tengsizlik ko’rinishida tasvirlang A) T.J.Y B) 510 C) 5<x <10 D) 5>x >10 2 / 25 5 : 13 sonini 0,001 gacha aniqlikdagi o’nli kasr ko’rinishida tasvirlang: A) 0,853 B) 0,538 C) 0,385 D) 0,835 3 / 25 To’g’ri burchakli uchburchakning katetlaridan biri 12 sm gipatenuzasi ikkinchi katetdan 6 sm uzun.Gipotenuzaning uzunligini toping : A) 17 B) 15 C) 16 D) 14 4 / 25 x1=4,92 son x2=4,9 bo’lsa, yaqinlashish xatoligini toping? A) 0,9 B) 0,8 C) 0,02 D) 0,09 5 / 25 Yuzi 144 sm² , balandliklari 8 sm va 12 sm bo’lgan paraleligramning perimetrini toping. A) 46 sm B) 60 sm C) 40 sm D) 56 sm 6 / 25 n ning quyidagi tengsizlikni qanoatlantiruvchi butun sondan iborat eng katta qiymatini toping: n≤3 A) n=-2 B) n=-3 C) n=3 D) n=2 7 / 25 Rombning diagonallari 18 sm va 24 sm uning perimetrini toping A) 60 sm B) 30 sm C) 40 sm D) 50 sm 8 / 25 Aylanani 2:7 nisbatda bo’luvchi vatarning uchlaridan ikkita urinma o’tkazilgan. Hosil bo’lgan uchburchakning burchaklarini toping ( gradusda ). A) 60, 40 , 100 B) 90, 40 , 60 C) 40, 40 , 100 D) 40, 90 , 200 9 / 25 Tengsizliklar sistemasini yeching: A) x>-3 B) x<3 C) x>-3 D) xϵø 10 / 25 Kitob va daftar birgalikda 1100 so`m turadi. Kitob narxining 5% i daftar narxining 10% idan 25 so`m qimmat. Kitob va daftar alohida-alohida qancha turadi. A) 950 so`m, 150 so`m B) 750 so`m, 350 so`m C) 800 so`m, 300 so`m D) 900 so`m, 200 so`m 11 / 25 (x,y ) sonlar juftligi sistemaning yechimi bo`lsa, y*x ni aniqlang A) 5 B) -5 C) 6 D) -4 12 / 25 Tenglmalar sistemasini yeching. A) x=-2, y=1 B) x=1, y=2 C) x=2, y=1 D) x=2, y=-1 13 / 25 x ning qanday qiymatlarida kasrdan katta bo`ladi? A) x>-1/16 B) x<-3/16 C) x>1/16 D) x<3/16 14 / 25 Tenglamani yeching A) x₁,₂=±4 ,x₃,₄=1 B) x₁,₂=1 ,x₃,₄=±2 C) x₁,₂=±4 ,x₃,₄=-1 D) x₁,₂=±1 ,x₃,₄=±2 15 / 25 Tenglamani yeching A) x₁,₂=±5 B) x₁,₂=±√5 , x₃,₄=1 C) x₁,₂=1 , x₃,₄=-1 D) x₁,₂=±√5 16 / 25 Kvadrat tenglamani yeching A) x₁=-1, x₂=1 B) x₁=2, x₂=0 C) ø D) x₁=-2, x₂=-2 17 / 25 Tenglamani yeching A) x₁,₂=5 B) x₁,₂=-5 C) x₁,₂=±5 D) x=5 18 / 25 x ning qanday qiymatida funksiyaning qiymati 1 ga teng bo’ladi A) 15/8 B) 12/13 C) 17/8 D) 16/10 19 / 25 Tenglamani yeching A) x₁,₂=√11 B) x₁,₂=-11 C) x₁,₂=±11 D) x₁,₂=±√11 20 / 25 To'g'ri to'rtburchakning perimetri 66 smga teng eni esa 15 sm. Shu to'rtburchakning bo'yini toping? A) 23 B) 20 C) 36 D) 18 21 / 25 Quyidagi nuqtalardan qaysi biri y=-2x+5 funsiyaga tegishli emas? A) (1;-3) B) (-2;9) C) (0;5) D) (3;-1) 22 / 25 y=kx+b funksiya qanday funksiyaga misol bo`ladi. A) chiziqli B) jadvalli C) formulali D) grafikli 23 / 25 Funksiya y=-3x+5 formula bilan berilgan. x ning shunday qiymatini topingki y=-1 bo`lsin. A) x=4 B) x=1 C) x=0 D) x=2 24 / 25 To'g'ri to'rtburchak bir tomoni 16 smga perimetri 70 smga teng ikkinchi tomonini toping. A) 18 B) 20 C) 19 D) 35 25 / 25 Qavariq n burchak ichki burchaklarning yig`indisi qaysi formula yordamida topiladi? A) 180(n-2) B) n-2/n C) 180(n-2)/n D) 180(n-3) 0% Testni qayta ishga tushiring Baholash mezoni 86%-100% 5 baho 71%-85% 4 baho 56%-70% 3 baho 55% va kamiga 2 baho Fikr-mulohaza yuboring Author: InfoMaster Foydali bo'lsa mamnunmiz
