Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 106 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) 12 B) 23 C) -4 D) -12 2 / 25 Parabolaning koordinata o`qlari bilan kesishish nuqtalarining koordinatalarini toping: y = -2x2 – 8x +10 A) (-1;0), (5;0), (0;-10) B) (2;0), (-8;0), (0;-6) C) (1;0), (-5;0), (0;10) D) (-2;0), (8;0), (0;6) 3 / 25 Kvadrat funksiyaning nollarini toping: y = x2 - 5x + 6 A) x₁= -2, x₂= -3 B) x₁= -1, x₂= - 6 C) x₁=2, x₂ =3 D) x₁=1, x₂=6 4 / 25 Tengsizlikni yeching: (x – 6)(x – 13) <0 A) (6;13) B) (-∞;-13) U (6; ∞) C) (-∞;6) U (13; ∞) D) (-13; -6) 5 / 25 Quyidagi tengsizliklardan qaysi biri kvadrat tengsizlik ekanini toping A) x⁴-4< 0 B) 2x³ + 3x²-4x +7 > 0 C) 41x² – 9x + 1 < 0 D) 4x -5 > 0 6 / 25 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) 6 B) 1 C) -1 D) 9 7 / 25 Kvadrat tengsizlikni yeching: 3x2 – 5x -2 > 0 A) (-∞; -1/3 ) U ( 2; ∞) B) (1/3 ; 2) C) (-1/3 ; 2) D) (-∞; 1/3 ) U ( 2; ∞) 8 / 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) 0,6 ga B) 2,4 ga C) 3 ga D) 2 ga 9 / 25 Ikkita o`xshash ABC va DEF uchburchaklar berilgan. Agar SABC = 75 m2 , SDEF = 675 m2 va ABC uchburchakning bir tomoni 5 m bo`lsa, DEF uchburchakning unga mos tomonini toping A) 25 m B) 45 m C) 10 m D) 15 m 10 / 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) 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) 16 B) 4 C) 9 D) 12 12 / 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) 48 sm C) 31,5 sm D) 42 sm 13 / 25 Hisoblang A) 2 B) 3 C) -2 D) 9 14 / 25 Parabola uchining koordinatalarini toping: y=x2+6x+5 A) (-3;-4) B) (3;4) C) (3;-4) D) (-3;4) 15 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 45 B) 122 C) 48 D) 189 16 / 25 Hisoblang: A) 5,76 B) 3,4 C) 2,4 D) 24 17 / 25 sina=1/2 bo’lgan o’tkir burchakni ko’rsating A) 30° B) 90° C) 45° D) 60° 18 / 25 Tenglamaning musbat ildizini toping A) 32 B) 9 C) 64 D) 45 19 / 25 Hisoblang A) -2 B) 7 C) 2 D) 6 20 / 25 tg60° ni toping A) √2 B) 1 C) √2/2 D) √3 21 / 25 Hisoblang A) 2 B) 8 C) 53 D) 45 22 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) Ular tengdosh B) Ular o’xshash C) Ular teng D) To’g’ri javob yo’q 23 / 25 Hisoblang A) 55/88 B) 1 C) 2/1 D) -1 24 / 25 Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating A) Har biri uchburchakni ikkita tengdosh qismga ajratadi B) Kesishish nuqtasida 2:1 nisbatda bo’linadi C) Bir nuqtada kesishadi D) Bir – biriga teng 25 / 25 Funksiyaning aniqlanish sohasini toping: y=4x2+5 A) (-∞,+∞) B) (5/4;+∞) C) (0;5/4) D) (1;2) 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
