8-sinf Matematika 3-chorak Aprel 14, 2021Aprel 20, 2021 da chop etilgan InfoMaster tomonidan 8-sinf Matematika 3-chorak ga fikr bildirilmagan. 0 OMAD YOR BO'LSIN! 8-sinf Matematika 3-chorak Testni Shirinboyev Temur tayyorladi. 1 / 24 Tenglmalar sistemasini yeching. A) x=-6, y=2 B) x=2, y=-6 C) x=-2, y=6 D) x=6, y=-2 2 / 24 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, 90 , 200 D) 40, 40 , 100 3 / 24 x1=4,92 son x2=4,9 bo’lsa, yaqinlashish xatoligini toping? A) 0,02 B) 0,8 C) 0,9 D) 0,09 4 / 24 Agar to’g’ri to’rtburchakning tomonlari 4 marta orttirilsa, uning yuzi necha marta ortadi? A) 4 B) 8 C) 16 D) 32 5 / 24 Tenglamani yeching: x(x-2)=0 A) 0 va 1 B) 0 va 2 C) 0 va -2 D) 2 va -3 6 / 24 Quyidagi nuqtalardan qaysi biri y=3x+7 funksiyaga tegishli. A) (1;11) B) (3;5) C) (2;10) D) (-1;4) 7 / 24 Teng tomonli uchburchakning balandligi 9 sm. Shu uchburchakka ichki chizilgan aylana radiusini toping. A) 3 B) 0 C) 6 D) 9 8 / 24 Ta`rifni davom ettiring. y=x2 funksiyada.. A) TJY B) x erksiz o'zgaruvchi, y(x) erkli o'zgaruvchi C) chiziqli funksiya D) x erkli o'zgaruvchi, y(x) erksiz o'zgaruvchi 9 / 24 0,09 sonining arifmetik kvadrat ildizini toping: A) 0,03 B) 0,003 C) 0,3 D) 3 10 / 24 y=kx+b funksiya qanday funksiyaga misol bo`ladi. A) formulali B) chiziqli C) jadvalli D) grafikli 11 / 24 Ikki xonali sonning raqamlari yig`indisi 9 ga teng. Shu raqamlar bilan teskari tartibda yozilgan son berilgan sondan 27 ta ortiq. Berilgan sonni toping. A) 36 B) 26 C) 20 D) 72 12 / 24 Olti burchakning ichki burchaklari yig`indisini toping. A) 540˚ B) 180˚ C) 720˚ D) 360˚ 13 / 24 87:124 bo’linmani 0,001 gacha aniqlik bilan hisoblang: A) 0,72 B) 0,702 C) 0,207 D) 0,703 14 / 24 n ning quyidagi tengsizlikni qanoatlantiruvchi butun sondan iborat eng katta qiymatini toping: n≤3 A) n=-3 B) n=-2 C) n=2 D) n=3 15 / 24 Tenglamani yeching: 2x+1=3 A) 2 B) 3 C) 1 D) 0,5 16 / 24 Funksiya y=x+2 formula bilan berilgan bo'lsa, M(0;2) nuqta shu funksiyaga tegishlimi? A) tegishli B) tegishli emas 17 / 24 x ning qanday qiymatida funksiyaning qiymati 1 ga teng bo’ladi A) 1/3; 1/2 B) 15/15 C) 1/2; 1/2 D) 15/8 18 / 24 17 : 25 sonini 0,1 gacha aniqlikda o’nli kasr ko’rinishida tasvirlang: A) 0,5 B) 0,7 C) 0,8 D) 0,9 19 / 24 7(1-x)>5(3-x) tengsizlikning yechimi bo`ladigan eng katta butun sonni toping. A) x=3 B) x=-5 C) x=-3 D) x=5 20 / 24 Tengsizliklarni hadma-had ko’paytiring: 3,2>3,1 va 3>2 A) 9,6>6,2 B) 9,6>6 C) 9,6>6 D) -9,6<-6,2 21 / 24 To`g`ri to`rtburchakning 3 ta burchagi mos ravishda 400, 800, 1400 bo`lsa to`rtinchi burchagini toping. A) 120˚ B) 60˚ C) 90˚ D) 100˚ 22 / 24 5 : 13 sonini 0,001 gacha aniqlikdagi o’nli kasr ko’rinishida tasvirlang: A) 0,835 B) 0,853 C) 0,385 D) 0,538 23 / 24 x ning qanday qiymatlarida va kasrlar ayirmasi kasrdan katta bo`ladi? A) x>1/16 B) x<3/16 C) x>-1/16 D) x<-3/16 24 / 24 Tengsizlikning ikkala qismini 2 ga bo’ling: -2< 5 A) -1<2,5 B) -1<0,5 C) -1≤2,5 D) 1<5 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 Matematika choraklik Teglar:8-sinf, matematika
