Uy » Choraklik online testlar » Matematika choraklik » 8-sinf Matematika 3-chorak Matematika choraklik 8-sinf Matematika 3-chorak InfoMaster Aprel 20, 2021 1422 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 3 83 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 8-sinf Matematika 3-chorak Testni Shirinboyev Temur tayyorladi. 1 / 25 Tenglmalar sistemasini yeching. A) x=1, y=2 B) x=-2, y=1 C) x=2, y=1 D) x=2, y=-1 2 / 25 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) 26 B) 72 C) 36 D) 20 3 / 25 Tengsizliklar sistemasining yechimi bo`ladigan eng katta butun sonni toping: A) x=-1 B) x=-2 C) x=1 D) x=3 4 / 25 Tengsizliklar sistemasining yechimi bo`ladigan eng kichik butun sonni toping: A) x=7 B) x=-6 C) x=-7 D) x=6 5 / 25 (x,y ) sonlar juftligi sistemaning yechimi bo`lsa, y*x ni aniqlang A) -4 B) 6 C) -5 D) 5 6 / 25 7x+53(x-1)-4x tengsizlikning yechimi bo`ladigan eng kichik butun sonni toping. A) x=-2 B) x=2 C) x=-1 D) x=1 7 / 25 x ning qanday qiymatlarida kasrlar yig`indisidan kichik bo`ladi? A) x<3,2 B) x<-3,2 C) x>3,3 D) x>-3,3 8 / 25 Funksiya y=-3x+5 formula bilan berilgan. x ning shunday qiymatini topingki y=-1 bo`lsin. A) x=4 B) x=0 C) x=1 D) x=2 9 / 25 y=kx+b funksiya qanday funksiyaga misol bo`ladi. A) chiziqli B) jadvalli C) grafikli D) formulali 10 / 25 S(t)=60t funksiya berilgan bo'lsa, S(3) ni toping. A) 180 B) 20 C) 30 D) 90 11 / 25 y=3x funksiyaning x=3 bo`lganda y ning unga mos qiymatni toping. A) y=3 B) y=1/3 C) y=6 D) y=9 12 / 25 To`g`ri to`rtburchakning 3 ta burchagi mos ravishda 400, 800, 1400 bo`lsa to`rtinchi burchagini toping. A) 100˚ B) 120˚ C) 60˚ D) 90˚ 13 / 25 y=kx+4 funksiya grafigi M(1;1) nuqtadan o`tishi mumkin bo`lsa, k ni toping. A) 3 B) -3 C) -2 D) 3 14 / 25 Quyidagilardan qaysi biri chiziqli funksiyaga misol bo'ladi? A) y=3x² B) y=250 C) y=2x+5 D) y=2x²+3 15 / 25 y=-2x+b fuksiya grafigi M(-1;7) nuqtadan o`tadi, b ni toping. A) -5 B) 3 C) 9 D) 5 16 / 25 To'g'ri to'rtburchak bir tomoni 16 smga perimetri 70 smga teng ikkinchi tomonini toping. A) 19 B) 18 C) 20 D) 35 17 / 25 Funksiyalar qanday usullarda beriladi. A) formula, jadval B) formula, jadval, grafik C) sistema, jadval, grafik D) formula, jadval, sistema 18 / 25 Hisoblang: A) 300 B) 10 C) 30 D) 20 19 / 25 1/125 ni o’nli davriy kasr ko’rinishida tasvirlang: A) 0,08 B) 0,008 C) 0,8 D) 0,5 20 / 25 To’g’ri to’rtburchakning yuzi 400 ga,tomonlarining nisbati 4:1 ga teng. Shu to’g’ri to’rtburchakning perimetrini toping A) 120 B) 80 C) 100 D) 200 21 / 25 Tenglamani yeching: x(x-2)=0 A) 2 va -3 B) 0 va -2 C) 0 va 1 D) 0 va 2 22 / 25 n ning quyidagi tengsizlikni qanoatlantiruvchi butun sondan iborat eng katta qiymatini toping: n≤3 A) n=3 B) n=-3 C) n=-2 D) n=2 23 / 25 3 : 7 sonining 0,43 o’nli kasrga yaqinlashish xatoligini toping? A) 1/500 B) 1/700 C) 1/300 D) 1/600 24 / 25 Asoslari 8 va 12 ga teng bo’lgan teng yonli trapetsiyaning diagonallari o’zaro perpendikulyar. Uning yuzini toping. A) 64 B) 144 C) 76 D) 100 25 / 25 5 : 13 sonini 0,001 gacha aniqlikdagi o’nli kasr ko’rinishida tasvirlang: A) 0,538 B) 0,853 C) 0,385 D) 0,835 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
