Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 80 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 1 1 OMAD YOR BO'LSIN! 9-sinf Matematika 2-chorak Testni Salomov Sardor tayyorladi. 1 / 25 x2 + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping A) -4 B) 23 C) -12 D) 12 2 / 25 x = 41 qiymat qaysi tengsizlikning yechimi bo`ladi A) (x - 29)(x - 31) > 0 B) (x +1)(x + 42) < 0 C) (x-30)(x-34) < 0 D) (x-7)(x-2010) > 0 3 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) x = - 1/2 B) (-∞; -1/2) C) (-∞; -1)U(4;∞) D) (- ∞; ∞) 4 / 25 Berilgan uchburchak tomonlari 21 sm, 27 sm va 32 sm. Agar perimetri 120 sm bo`lgan uchburchak berilgan uchburchakka o`xshash bo`lsa, uning eng katta tomonini toping A) 48 sm B) 40,5 sm C) 42 sm D) 31,5 sm 5 / 25 p ning nechta butun qiymatida x2 + px +4 = 0 tenglama haqiqiy ildizga ega emas A) 7 B) 16 C) 9 D) 4 6 / 25 To`rtburchak shaklidagi paxta maydoni xaritada yuzi 12 sm2 bo`lgan to`rtburchak bilan tasvirlanadi. Agar xarita masshtabi 1: 5000 bo`lsa, maydonning haqiqiy yuzini toping A) 2,4 ga B) 0,6 ga C) 3 ga D) 2 ga 7 / 25 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) I, III, IV B) III, IV C) I, II, III, IV D) I, II 8 / 25 Kvadrat tengsizlikni yeching: x2 – 4x +6 > 0 A) to'g'ri javob yo`q B) (-4; 6) C) (2; 3) D) (-∞;1) U (6; ∞) 9 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (4; 9) B) (-9; -4) C) (-∞; -9) U (-4; ∞) D) (-∞;4) U (9; ∞) 10 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-3; 2) B) (2; 3) C) (-∞;2) U (3; ∞) D) (-∞;1) U (6; ∞) 11 / 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) 4 B) 16 C) 9 D) 12 12 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) -5 B) 5 C) -4 D) 0,5 13 / 25 Tenglamaning musbat ildizini toping A) 45 B) 64 C) 32 D) 9 14 / 25 sin60° nimaga teng A) √2/2 B) 1 C) √3/2 D) 1/2 15 / 25 Hisoblang A) 2/1 B) 55/88 C) -1 D) 1 16 / 25 Hisoblang A) -2 B) 9 C) 2 D) 3 17 / 25 Proporsiyaning noma’lum hadini toping A) 14/11 B) 1 C) 7/11 D) 2 18 / 25 Sonlarni taqqoslang A) a = b + 0,5 B) b<a C) b=a D) b=a+0,8 19 / 25 Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating A) Bir nuqtada kesishadi B) Har biri uchburchakni ikkita tengdosh qismga ajratadi C) Kesishish nuqtasida 2:1 nisbatda bo’linadi D) Bir – biriga teng 20 / 25 Amallarni bajaring: A) 213 B) 69 C) 60 D) 61 21 / 25 tg60° ni toping A) 1 B) √2/2 C) √3 D) √2 22 / 25 Agar sina=3/5 va 90°° bo’lsa, сosa ni toping A) -4/5 B) -3/4 C) 4/5 D) 3/4 23 / 25 Hisoblang A) 2 B) 8 C) 45 D) 53 24 / 25 sina=1/2 bo’lgan o’tkir burchakni ko’rsating A) 45° B) 60° C) 90° D) 30° 25 / 25 Agar 90°° bo’lsa, quyidagilardan qaysi biri musbat A) cosa B) sina C) tga D) ctga 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 Tomonidan Wordpress Quiz plugin Author: InfoMaster Foydali bo'lsa mamnunmiz
