8-sinf Matematika 2-chorak Aprel 14, 2021Aprel 20, 2021 da chop etilgan InfoMaster tomonidan 8-sinf Matematika 2-chorak ga fikr bildirilmagan. 1 OMAD YOR BO'LSIN! 8-sinf Matematika 2-chorak Testni Shirinboyev Temur tayyorladi. 1 / 24 Qavariq n burchak ichki burchaklarning yig`indisi qaysi formula yordamida topiladi? A) 180(n-3) B) n-2/n C) 180(n-2) D) 180(n-2)/n 2 / 24 y=kx+4 funksiya grafigi M(1;1) nuqtadan o`tishi mumkin bo`lsa, k ni toping. A) -3 B) -2 C) 3 D) 3 3 / 24 y=-2x+b fuksiya grafigi M(-1;7) nuqtadan o`tadi, b ni toping. A) 9 B) -5 C) 5 D) 3 4 / 24 Nuqtalar abssissasini toping. (1;0), (4;0), (0;-2) A) 1, 4, 0; B) 1, 0, 0; C) 1, 4, -2. D) 0, 0, -2; 5 / 24 Olti burchakning ichki burchaklari yig`indisini toping. A) 360˚ B) 720˚ C) 540˚ D) 180˚ 6 / 24 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 7 / 24 Funksiya y=-3x+5 formula bilan berilgan. x ning shunday qiymatini topingki y=-1 bo`lsin. A) x=4 B) x=0 C) x=2 D) x=1 8 / 24 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) 900 so`m, 200 so`m B) 800 so`m, 300 so`m C) 750 so`m, 350 so`m D) 950 so`m, 150 so`m 9 / 24 Tengsizlikni yeching: 5(x-3)+2x<4x+3 A) x<-6 B) x>-6 C) x>6 D) x<6 10 / 24 Ta'rifni to'ldiring. Tamonlari teng bo'lgan to'g'ri to'rtburchak .... deb ataladi. A) Romb B) Trapetsiya C) Parallelogramm D) Kvadrat 11 / 24 (x,y ) sonlar juftligi sistemaning yechimi bo`lsa, y*x ni aniqlang A) -4 B) -5 C) 5 D) 6 12 / 24 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 13 / 24 a ning qanday qiymatlarida tenglamalar sistemasi yechimga ega bo`lmaydi. A) -3 B) 2 C) 0 D) 1 14 / 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 15 / 24 Tengsizlikni yeching: A) x>15 B) x>0,35 C) x>-0,35 D) x<-15 16 / 24 Ta`rifni davom ettiring. y=x2 funksiyada.. A) x erksiz o'zgaruvchi, y(x) erkli o'zgaruvchi B) TJY C) chiziqli funksiya D) x erkli o'zgaruvchi, y(x) erksiz o'zgaruvchi 17 / 24 To'g'ri to'rtburchakning perimetri 66 smga teng eni esa 15 sm. Shu to'rtburchakning bo'yini toping? A) 20 B) 18 C) 36 D) 23 18 / 24 Quyidagi nuqtalardan qaysi biri y=3x+7 funksiyaga tegishli. A) (3;5) B) (1;11) C) (-1;4) D) (2;10) 19 / 24 Funksiya y=x+2 formula bilan berilgan bo'lsa, M(0;2) nuqta shu funksiyaga tegishlimi? A) tegishli B) tegishli emas 20 / 24 Tenglmalar sistemasini yeching. A) x=6, y=-2 B) x=-6, y=2 C) x=-2, y=6 D) x=2, y=-6 21 / 24 y=kx+b funksiya qanday funksiyaga misol bo`ladi. A) chiziqli B) formulali C) grafikli D) jadvalli 22 / 24 Ta'rifni to'ldiring. Ikala tamoni parallel, qolgan tamonlari parallel bo'lmagan to'rtburchak .... deb ataladi. A) parallelogramm B) romb C) kvadrat D) trapetsiya 23 / 24 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 24 / 24 S(t)=60t funksiya berilgan bo'lsa, S(3) ni toping. A) 90 B) 180 C) 30 D) 20 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
