Uy » Choraklik online testlar » Matematika choraklik » 8-sinf Matematika 3-chorak Matematika choraklik 8-sinf Matematika 3-chorak InfoMaster Aprel 20, 2021 721 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 1 3 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 8-sinf Matematika 3-chorak Testni Shirinboyev Temur tayyorladi. 1 / 25 7x+53(x-1)-4x tengsizlikning yechimi bo`ladigan eng kichik butun sonni toping. A) x=2 B) x=1 C) x=-1 D) x=-2 2 / 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) 800 so`m, 300 so`m B) 950 so`m, 150 so`m C) 750 so`m, 350 so`m D) 900 so`m, 200 so`m 3 / 25 Tenglmalar sistemasini yeching. A) x=6, y=-2 B) x=2, y=-6 C) x=-6, y=2 D) x=-2, y=6 4 / 25 x ning qanday qiymatida funksiyaning qiymati 1 ga teng bo’ladi A) 15/15 B) 15/8 C) 1/2; 1/2 D) 1/3; 1/2 5 / 25 Tengsizlikni yeching: 5(x-3)+2x<4x+3 A) x>6 B) x<6 C) x<-6 D) x>-6 6 / 25 Tenglamani yeching: 2x+1=3 A) 0,5 B) 2 C) 3 D) 1 7 / 25 (x,y ) sonlar juftligi sistemaning yechimi bo`lsa, y*x ni aniqlang A) 6 B) -5 C) 5 D) -4 8 / 25 S(t)=60t funksiya berilgan bo'lsa, S(3) ni toping. A) 20 B) 90 C) 180 D) 30 9 / 25 Quyidagi nuqtalardan qaysi biri y=3x+7 funksiyaga tegishli. A) (-1;4) B) (3;5) C) (2;10) D) (1;11) 10 / 25 Funksiya y=x+2 formula bilan berilgan bo'lsa, M(0;2) nuqta shu funksiyaga tegishlimi? A) tegishli B) tegishli emas 11 / 25 Funksiya y(x)=2x-1 formula bilan berilgan bo'lsa, y(10) ni toping. A) 20 B) 21 C) 3 D) 19 12 / 25 Quyidagi nuqtalardan qaysi biri y=-2x+5 funsiyaga tegishli emas? A) (-2;9) B) (1;-3) C) (3;-1) D) (0;5) 13 / 25 To'g'ri to'rtburchakning perimetri 66 smga teng eni esa 15 sm. Shu to'rtburchakning bo'yini toping? A) 20 B) 36 C) 23 D) 18 14 / 25 Olti burchakning ichki burchaklari yig`indisini toping. A) 180˚ B) 540˚ C) 720˚ D) 360˚ 15 / 25 y=3x funksiyaning x=3 bo`lganda y ning unga mos qiymatni toping. A) y=9 B) y=6 C) y=1/3 D) y=3 16 / 25 Funksiyalar qanday usullarda beriladi. A) formula, jadval B) formula, jadval, grafik C) sistema, jadval, grafik D) formula, jadval, sistema 17 / 25 Rombning diagonallari 18 sm va 24 sm uning perimetrini toping A) 30 sm B) 50 sm C) 60 sm D) 40 sm 18 / 25 87:124 bo’linmani 0,001 gacha aniqlik bilan hisoblang: A) 0,702 B) 0,72 C) 0,703 D) 0,207 19 / 25 Teng tomonli uchburchakning balandligi 9 sm. Shu uchburchakka ichki chizilgan aylana radiusini toping. A) 6 B) 0 C) 9 D) 3 20 / 25 x1=4,92 son x2=4,9 bo’lsa, yaqinlashish xatoligini toping? A) 0,09 B) 0,02 C) 0,9 D) 0,8 21 / 25 Tenglamani yeching: A) 32 B) 11 C) 20 D) 16 22 / 25 3 : 7 sonining 0,43 o’nli kasrga yaqinlashish xatoligini toping? A) 1/600 B) 1/500 C) 1/700 D) 1/300 23 / 25 Yuzi 144 sm² , balandliklari 8 sm va 12 sm bo’lgan paraleligramning perimetrini toping. A) 46 sm B) 56 sm C) 60 sm D) 40 sm 24 / 25 Aylanani 2:7 nisbatda bo’luvchi vatarning uchlaridan ikkita urinma o’tkazilgan. Hosil bo’lgan uchburchakning burchaklarini toping ( gradusda ). A) 90, 40 , 60 B) 40, 40 , 100 C) 60, 40 , 100 D) 40, 90 , 200 25 / 25 To’g’ri burchakli uchburchakning katetlaridan biri 12 sm gipatenuzasi ikkinchi katetdan 6 sm uzun.Gipotenuzaning uzunligini toping : A) 16 B) 14 C) 15 D) 17 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
