Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 687 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 2 1 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 9-sinf Matematika 2-chorak Testni Salomov Sardor tayyorladi. 1 / 25 Agar 90°° bo’lsa, quyidagilardan qaysi biri musbat A) ctga B) sina C) tga D) cosa 2 / 25 tg60° ni toping A) √2 B) √2/2 C) √3 D) 1 3 / 25 Hisoblang A) 2/1 B) -1 C) 55/88 D) 1 4 / 25 Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating A) Bir – biriga teng B) Har biri uchburchakni ikkita tengdosh qismga ajratadi C) Kesishish nuqtasida 2:1 nisbatda bo’linadi D) Bir nuqtada kesishadi 5 / 25 Agar va 90°° bo’lsa, sina ni toping A) 12/13 B) 5/12 C) 5/13 D) 14/13 6 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) Ular tengdosh B) Ular o’xshash C) To’g’ri javob yo’q D) Ular teng 7 / 25 Tenglamaning musbat ildizini toping A) 45 B) 9 C) 32 D) 64 8 / 25 Funksiyaning aniqlanish sohasini toping A) x≠1 B) x≤1 C) (-∞;+∞ ) D) x≥ 1 9 / 25 Agar sina=3/5 va 90°° bo’lsa, сosa ni toping A) 4/5 B) 3/4 C) -4/5 D) -3/4 10 / 25 sina=1/2 bo’lgan o’tkir burchakni ko’rsating A) 60° B) 90° C) 30° D) 45° 11 / 25 Hisoblang A) 6 B) 2 C) -2 D) 7 12 / 25 sin60° nimaga teng A) 1/2 B) √2/2 C) √3/2 D) 1 13 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) 0,5 B) -4 C) 5 D) -5 14 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 189 B) 48 C) 122 D) 45 15 / 25 Funksiyaning aniqlanish sohasini toping: y=4x2+5 A) (5/4;+∞) B) (-∞,+∞) C) (1;2) D) (0;5/4) 16 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 1 B) 5 C) 9 D) 3 17 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-∞;1) U (6; ∞) B) (-∞;2) U (3; ∞) C) (2; 3) D) (-3; 2) 18 / 25 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) I, II, III, IV B) I, III, IV C) I, II D) III, IV 19 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (-∞; -9) U (-4; ∞) B) (-9; -4) C) (-∞;4) U (9; ∞) D) (4; 9) 20 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) (-∞; -1/2) B) x = - 1/2 C) (- ∞; ∞) D) (-∞; -1)U(4;∞) 21 / 25 x = 41 qiymat qaysi tengsizlikning yechimi bo`ladi A) (x - 29)(x - 31) > 0 B) (x +1)(x + 42) < 0 C) (x-7)(x-2010) > 0 D) (x-30)(x-34) < 0 22 / 25 y = 4x2 +12x +9 funksiyaning o`sish oralig`ini toping A) (-∞; 1,5) B) (1,5; ∞) C) (-1,5; ∞) D) (-∞; -1,5) 23 / 25 Quyidagi tengsizliklardan qaysi biri kvadrat tengsizlik ekanini toping A) 2x³ + 3x²-4x +7 > 0 B) 41x² – 9x + 1 < 0 C) x⁴-4< 0 D) 4x -5 > 0 24 / 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) 42 sm B) 31,5 sm C) 48 sm D) 40,5 sm 25 / 25 Teng yonli trapetsiyaning ikkita burchagi ayirmasi 400 ga teng. uning burchaklarini toping A) 140°; 40°; 140°; 40° B) 135°; 45°; 135°; 45° C) 115° ; 75° ; 115° ; 75° D) 110°; 70°; 110°; 70° 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
