Uy » Choraklik online testlar » Matematika choraklik » 8-sinf Matematika 4-chorak Matematika choraklik 8-sinf Matematika 4-chorak InfoMaster May 5, 2021 1772 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 5 13 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 8-sinf Matematika 4-chorak Testni Shirinboyev Temur tayyorladi. 1 / 25 x ning qanday qiymatlarida kasrlar yig`indisidan kichik bo`ladi? A) x>3,3 B) x>-3,3 C) x<-3,2 D) x<3,2 2 / 25 (x,y ) sonlar juftligi sistemaning yechimi bo`lsa, y*x ni aniqlang A) -5 B) 6 C) 5 D) -4 3 / 25 x ning qanday qiymatida funksiyaning qiymati 1 ga teng bo’ladi A) 15/8 B) 1/3; 1/2 C) 15/15 D) 1/2; 1/2 4 / 25 a ning qanday qiymatlarida tenglamalar sistemasi yechimga ega bo`lmaydi. A) 1 B) 0 C) 2 D) -3 5 / 25 Tengsizlikni yeching: A) x>0,35 B) x>15 C) x<-15 D) x>-0,35 6 / 25 Tenglamani yeching A) x₁,₂=8 B) x₁,₂=-8 C) x₁,₂=√64 D) x₁,₂=±8 7 / 25 Tenglmalar sistemasini yeching A) (1;4) va (4;1) B) x=1 , y=2 C) x=-2 , y=1 D) x=-4 , y=-1 8 / 25 To‘g‘ri tasdiqni aniqlang A) TJY B) Agar а > -5, b > 7, bo‘lsa аb > 36 C) Agar а < 4, b < -5, bo‘lsa аb < 20 D) Agar а > 4, b > 6, bo‘lsa а + b < 9 9 / 25 Kvadrat tenglamani yeching A) x₁=2, x₂=0 B) x₁=-1, x₂=1 C) x₁=-2, x₂=-2 D) ø 10 / 25 tengsizliklar sistemasining yechimi bo‘la olmaydigan sonni toping A) -12 B) -1 C) 10 D) 1 11 / 25 Ikki soning ayirmasi 3 ga, ularning ko`paytmasi 28 ga teng. Shu sonlarni toping A) 5 va 2 B) 17 va 14 C) 7 va 14 D) 7 va 4 12 / 25 Tenglamani yeching A) x=√25 B) x=25 C) x=-25 D) x₁,₂=±25 13 / 25 To`g`ri to`rtburchakning 3 ta burchagi mos ravishda 400, 800, 1400 bo`lsa to`rtinchi burchagini toping. A) 90˚ B) 60˚ C) 100˚ D) 120˚ 14 / 25 Funksiya y=x+2 formula bilan berilgan bo'lsa, M(0;2) nuqta shu funksiyaga tegishlimi? A) tegishli emas B) tegishli 15 / 25 S(t)=60t funksiya berilgan bo'lsa, S(3) ni toping. A) 20 B) 180 C) 90 D) 30 16 / 25 Nuqtalar abssissasini toping. (1;0), (4;0), (0;-2) A) 0, 0, -2; B) 1, 0, 0; C) 1, 4, -2. D) 1, 4, 0; 17 / 25 Ta`rifni davom ettiring. y=x2 funksiyada.. A) chiziqli funksiya B) x erksiz o'zgaruvchi, y(x) erkli o'zgaruvchi C) x erkli o'zgaruvchi, y(x) erksiz o'zgaruvchi D) TJY 18 / 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 19 / 25 4 : 9 sonining 1 : 2 soniga yaqinlashishining absalyut xatoligini toping: A) 1/16 B) -1/18 C) 1/18 D) 1/15 20 / 25 Agar to’g’ri to’rtburchakning tomonlari 4 marta orttirilsa, uning yuzi necha marta ortadi? A) 8 B) 4 C) 32 D) 16 21 / 25 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 22 / 25 1/125 ni o’nli davriy kasr ko’rinishida tasvirlang: A) 0,5 B) 0,08 C) 0,008 D) 0,8 23 / 25 To’g’ri to’rtburchakning yuzi 400 ga,tomonlarining nisbati 4:1 ga teng. Shu to’g’ri to’rtburchakning perimetrini toping A) 80 B) 120 C) 200 D) 100 24 / 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 25 / 25 Hisoblang: A) 300 B) 30 C) 20 D) 10 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
