Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 500 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 2 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 9-sinf Matematika 2-chorak Testni Salomov Sardor tayyorladi. 1 / 25 Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating A) Bir nuqtada kesishadi B) Kesishish nuqtasida 2:1 nisbatda bo’linadi C) Har biri uchburchakni ikkita tengdosh qismga ajratadi D) Bir – biriga teng 2 / 25 Hisoblang A) 7 B) 6 C) 2 D) -2 3 / 25 Tenglamaning musbat ildizini toping A) 64 B) 9 C) 45 D) 32 4 / 25 Hisoblang A) 2 B) 8 C) 45 D) 53 5 / 25 Proporsiyaning noma’lum hadini toping A) 1 B) 7/11 C) 2 D) 14/11 6 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) To’g’ri javob yo’q B) Ular o’xshash C) Ular tengdosh D) Ular teng 7 / 25 Sonlarni o’sish tartibida joylashtiring A) c>a>b B) b<a<c C) a<b<c D) c<a<b 8 / 25 Funksiyaning aniqlanish sohasini toping A) x≤1 B) x≥ 1 C) (-∞;+∞ ) D) x≠1 9 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) -4 B) -5 C) 5 D) 0,5 10 / 25 Hisoblang A) 55/88 B) 2/1 C) 1 D) -1 11 / 25 Amallarni bajaring: A) 213 B) 60 C) 61 D) 69 12 / 25 Hisoblang A) √589 B) √23 C) √7 D) √2 13 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 48 B) 122 C) 45 D) 189 14 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 1 B) 3 C) 9 D) 5 15 / 25 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) 1 B) 6 C) -1 D) 9 16 / 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) 40,5 sm D) 48 sm 17 / 25 Teng yonli trapetsiyaning ikkita burchagi ayirmasi 400 ga teng. uning burchaklarini toping A) 110°; 70°; 110°; 70° B) 115° ; 75° ; 115° ; 75° C) 140°; 40°; 140°; 40° D) 135°; 45°; 135°; 45° 18 / 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) 12 B) 16 C) 4 D) 9 19 / 25 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) I, II B) III, IV C) I, II, III, IV D) I, III, IV 20 / 25 Parabola uchining koordinatalarini toping: y =(x-3)²+2 A) (3; -2) B) (3; 2) C) (-3; - 2) D) (-3; 2) 21 / 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 22 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) (- ∞; ∞) B) (-∞; -1/2) C) x = - 1/2 D) (-∞; -1)U(4;∞) 23 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (-9; -4) B) (-∞; -9) U (-4; ∞) C) (4; 9) D) (-∞;4) U (9; ∞) 24 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-3; 2) B) (-∞;2) U (3; ∞) C) (-∞;1) U (6; ∞) D) (2; 3) 25 / 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 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
