Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 3-chorak Matematika choraklik 9-sinf Matematika 3-chorak InfoMaster Aprel 20, 2021 1088 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 5 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 9-sinf Matematika 3-chorak Testni Salomov Sardor tayyorladi. 1 / 25 Ifodaning qiymatini toping sin300° A) 1/2 B) 0 C) -1/2 D) 2/√3 2 / 25 Hisoblang: tg1800° - sin495° + cos495° A) 2 B) -1 C) 0 D) 1 3 / 25 Burchakning radian o’lchovini toping: 300° A) π/3 B) 2π/3 C) 5π/3 D) π/4 4 / 25 Ifodaning qiymatini toping: tg300° A) √3 B) 0 C) √3/3 D) -√3 5 / 25 To‘g‘ri burchakli trapetsiyaning o‘tkir burchagi 30° ga, balandligi 4 sm ga va kichik asosi 6 sm ga teng. Trapetsiyaning yuzini toping A) (2+8√3) sm² B) 1 C) 8√3 sm² D) (24+8√3) sm² 6 / 25 Hisoblang A) 1 B) 55/88 C) 2/1 D) -1 7 / 25 Funksiyaning aniqlanish sohasini toping: y=4x2+5 A) (1;2) B) (0;5/4) C) (-∞,+∞) D) (5/4;+∞) 8 / 25 Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating A) Kesishish nuqtasida 2:1 nisbatda bo’linadi B) Bir – biriga teng C) Bir nuqtada kesishadi D) Har biri uchburchakni ikkita tengdosh qismga ajratadi 9 / 25 tg60° ni toping A) √2 B) √3 C) √2/2 D) 1 10 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 189 B) 122 C) 45 D) 48 11 / 25 Amallarni bajaring: A) 61 B) 69 C) 213 D) 60 12 / 25 Sonlarni taqqoslang A) b=a B) b<a C) a = b + 0,5 D) b=a+0,8 13 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) -4 B) 0,5 C) 5 D) -5 14 / 25 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) 1 B) 6 C) 9 D) -1 15 / 25 x2 + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping A) -12 B) 23 C) -4 D) 12 16 / 25 Teng yonli trapetsiyaning ikkita burchagi ayirmasi 400 ga teng. uning burchaklarini toping A) 115° ; 75° ; 115° ; 75° B) 140°; 40°; 140°; 40° C) 135°; 45°; 135°; 45° D) 110°; 70°; 110°; 70° 17 / 25 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) I, II, III, IV B) III, IV C) I, II D) I, III, IV 18 / 25 Kvadrat tengsizlikni yeching: x2 – 4x +6 > 0 A) to'g'ri javob yo`q B) (-∞;1) U (6; ∞) C) (2; 3) D) (-4; 6) 19 / 25 Quyidagi funksiyalardan qaysi biri kvadrat funksiya bo`ladi ? A) y = 3x² + x³ – 8 B) y = 2x -3 C) y = 2010x² + 41x + 9 D) y = 5x⁴ + 6x 20 / 25 Kvadrat tengsizlikni yeching: 3x2 – 5x -2 > 0 A) (-∞; -1/3 ) U ( 2; ∞) B) (-∞; 1/3 ) U ( 2; ∞) C) (1/3 ; 2) D) (-1/3 ; 2) 21 / 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) 40,5 sm B) 42 sm C) 31,5 sm D) 48 sm 22 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-3; 2) B) (-∞;1) U (6; ∞) C) (-∞;2) U (3; ∞) D) (2; 3) 23 / 25 Kvadrat funksiyaning nollarini toping: y = x2 - 5x + 6 A) x₁=1, x₂=6 B) x₁= -1, x₂= - 6 C) x₁=2, x₂ =3 D) x₁= -2, x₂= -3 24 / 25 Parabola uchining koordinatalarini toping: y =(x-3)²+2 A) (3; 2) B) (3; -2) C) (-3; - 2) D) (-3; 2) 25 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 3 B) 9 C) 5 D) 1 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
