9-sinf Matematika 3-chorak Aprel 15, 2021Aprel 20, 2021 da chop etilgan InfoMaster tomonidan 9-sinf Matematika 3-chorak ga fikr bildirilmagan. 80 OMAD YOR BO'LSIN! 9-sinf Matematika 3-chorak Testni Salomov Sardor tayyorladi. 1 / 25 Parallelogrammning diagonallari 10 sm va 12 sm, ular orasidagi burchagi 60° ga teng. Parallelogramm tomonlarini toping A) √31 sm, √61 sm B) √31 sm, √91 sm C) √11 sm, √41 sm D) √31 sm, √94 sm 2 / 25 Parallelogrammning tomonlari 7√3 va 6 sm. Agar uning o‘tmas burchagi 120° bo‘lsa, uning yuzini toping A) 73 sm² B) 63 sm² C) 56 sm² D) 61 sm² 3 / 25 Ifodaning qiymatini toping sin300° A) 0 B) -1/2 C) 1/2 D) 2/√3 4 / 25 Uchburchakning ikki tomoni 2 sm va 4 sm bo’lib, ular orasidagi burchagi 30°. Uchburchak yuzini toping A) 2 B) 3 C) 4 D) 8 5 / 25 Burchakning radian o’lchovini toping: 300° A) 5π/3 B) 2π/3 C) π/3 D) π/4 6 / 25 Ifodaning qiymatini toping: tg300° A) -√3 B) 0 C) √3/3 D) √3 7 / 25 Funksiyaning aniqlanish sohasini toping: A) (-∞;∞ ) B) x≠1 C) x≥1 D) x≤1 8 / 25 Tomoni 7√2 sm va o‘tmas burchagi 135° bo‘lgan romb yuzini toping A) 50√3 sm² B) 49√3 sm² C) 64√2 sm² D) 49√2 sm² 9 / 25 AB va CD kesmalar O nuqtada kesishadi, AO = 12m, BO = 3 sm, CO = 28 sm, DO = 7 sm bo`lsa, AOC va BOD uchburchaklar yuzlari nisbatini toping A) 16 B) 12 C) 9 D) 4 10 / 25 Quyidagi funksiyalardan qaysi biri kvadrat funksiya bo`ladi ? A) y = 2010x² + 41x + 9 B) y = 5x⁴ + 6x C) y = 3x² + x³ – 8 D) y = 2x -3 11 / 25 Bo`yi 160 sm bo`lgan o`quvchi soyasining uzunligi 128 sm bo`lsa, bo`yi 210 sm bo`lgan basketbolchining soyasining uzunligini toping A) 168 sm B) 178 sm C) 148 sm D) 158 sm 12 / 25 Kvadrat funksiyaning nollarini toping: y = x2 - 5x + 6 A) x₁=2, x₂ =3 B) x₁= -2, x₂= -3 C) x₁= -1, x₂= - 6 D) x₁=1, x₂=6 13 / 25 p ning nechta butun qiymatida x2 + px +4 = 0 tenglama haqiqiy ildizga ega emas A) 4 B) 9 C) 7 D) 16 14 / 25 Quyidagi tengsizliklardan qaysi biri kvadrat tengsizlik ekanini toping A) 41x² – 9x + 1 < 0 B) 4x -5 > 0 C) x⁴-4< 0 D) 2x³ + 3x²-4x +7 > 0 15 / 25 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) -1 B) 9 C) 1 D) 6 16 / 25 Tengsizlikni yeching: (x – 6)(x – 13) <0 A) (-∞;-13) U (6; ∞) B) (6;13) C) (-13; -6) D) (-∞;6) U (13; ∞) 17 / 25 Hisoblang: A) 3,4 B) 24 C) 2,4 D) 5,76 18 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) 0,5 B) -4 C) 5 D) -5 19 / 25 Hisoblang A) 3 B) 2 C) 9 D) -2 20 / 25 Agar va 90°° bo’lsa, sina ni toping A) 14/13 B) 5/13 C) 12/13 D) 5/12 21 / 25 Agar sina=3/5 va 90°° bo’lsa, сosa ni toping A) 4/5 B) 3/4 C) -4/5 D) -3/4 22 / 25 Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating A) Bir nuqtada kesishadi B) Bir – biriga teng C) Har biri uchburchakni ikkita tengdosh qismga ajratadi D) Kesishish nuqtasida 2:1 nisbatda bo’linadi 23 / 25 sin60° nimaga teng A) √2/2 B) 1 C) 1/2 D) √3/2 24 / 25 Funksiyaning aniqlanish sohasini toping: y=4x2+5 A) (0;5/4) B) (-∞,+∞) C) (5/4;+∞) D) (1;2) 25 / 25 Proporsiyaning noma’lum hadini toping A) 7/11 B) 2 C) 1 D) 14/11 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:9-sinf, matematika