Uy » Choraklik online testlar » Matematika choraklik » 8-sinf Matematika 4-chorak Matematika choraklik 8-sinf Matematika 4-chorak InfoMaster May 5, 2021 1658 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 5 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 8-sinf Matematika 4-chorak Testni Shirinboyev Temur tayyorladi. 1 / 25 Qavariq n burchak ichki burchaklarning yig`indisi qaysi formula yordamida topiladi? A) 180(n-2)/n B) n-2/n C) 180(n-3) D) 180(n-2) 2 / 25 Olti burchakning ichki burchaklari yig`indisini toping. A) 720˚ B) 540˚ C) 360˚ D) 180˚ 3 / 25 Ta`rifni davom ettiring. y=x2 funksiyada.. A) x erksiz o'zgaruvchi, y(x) erkli o'zgaruvchi B) x erkli o'zgaruvchi, y(x) erksiz o'zgaruvchi C) TJY D) chiziqli funksiya 4 / 25 Tengsizlikni yeching: 4(x-1)+5(x+1)<6(x+2)+7(x-1) A) x>-1 B) x>1 C) x<-6 D) x<-1 5 / 25 Tenglamani yeching A) x₁,₂=12 B) x₁,₂=±12 C) x=-12 D) x₁,₂=-12 6 / 25 Tenglmalar sistemasini yeching A) x=-4 , y=-1 B) (1;4) va (4;1) C) x=-2 , y=1 D) x=1 , y=2 7 / 25 Tenglamani yeching A) x₁,₂=5 B) x₁,₂=-5 C) x=5 D) x₁,₂=±5 8 / 25 Kvadrat tenglamani yeching A) x₁=-2, x₂=-2 B) x₁=2, x₂=0 C) ø D) x₁=-1, x₂=1 9 / 25 Tenglamani yeching A) x=25 B) x=√25 C) x₁,₂=±25 D) x=-25 10 / 25 To‘g‘ri tasdiqni aniqlang A) Agar а > -5, b > 7, bo‘lsa аb > 36 B) TJY C) Agar а > 4, b > 6, bo‘lsa а + b < 9 D) Agar а < 4, b < -5, bo‘lsa аb < 20 11 / 25 Tengsizliklar sistemasining yechimi bo`ladigan eng kichik butun sonni toping: A) x=6 B) x=7 C) x=-7 D) x=-6 12 / 25 Tenglmalar sistemasini yeching. A) x=1, y=2 B) x=2, y=-1 C) x=-2, y=1 D) x=2, y=1 13 / 25 Tengsizlikni yeching: 5(x-3)+2x<4x+3 A) x<-6 B) x<6 C) x>-6 D) x>6 14 / 25 (x,y ) sonlar juftligi sistemaning yechimi bo`lsa, y*x ni aniqlang A) 5 B) 6 C) -5 D) -4 15 / 25 x ning qanday qiymatida funksiyaning qiymati 1 ga teng bo’ladi A) 1/2; 1/2 B) 15/8 C) 15/15 D) 1/3; 1/2 16 / 25 87:124 bo’linmani 0,001 gacha aniqlik bilan hisoblang: A) 0,703 B) 0,207 C) 0,702 D) 0,72 17 / 25 Hisoblang: A) 20 B) 10 C) 300 D) 30 18 / 25 0,09 sonining arifmetik kvadrat ildizini toping: A) 0,3 B) 0,003 C) 3 D) 0,03 19 / 25 x1=4,92 son x2=4,9 bo’lsa, yaqinlashish xatoligini toping? A) 0,02 B) 0,09 C) 0,8 D) 0,9 20 / 25 Teng tomonli uchburchakning balandligi 9 sm. Shu uchburchakka ichki chizilgan aylana radiusini toping. A) 6 B) 9 C) 0 D) 3 21 / 25 17 : 25 sonini 0,1 gacha aniqlikda o’nli kasr ko’rinishida tasvirlang: A) 0,7 B) 0,9 C) 0,5 D) 0,8 22 / 25 Agar kvadratning yuzi 36/49 mm2 ga teng bo’lsa, uning tomonini toping? A) 6/7mm B) 6/7 sm C) 7/6 mm D) 6/8mm 23 / 25 (5;10)ni qo’sh tengsizlik ko’rinishida tasvirlang A) 5<x <10 B) T.J.Y C) 510 D) 5>x >10 24 / 25 4 : 9 sonining 1 : 2 soniga yaqinlashishining absalyut xatoligini toping: A) 1/16 B) 1/15 C) 1/18 D) -1/18 25 / 25 Asoslari 8 va 12 ga teng bo’lgan teng yonli trapetsiyaning diagonallari o’zaro perpendikulyar. Uning yuzini toping. A) 100 B) 144 C) 64 D) 76 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
