Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 249 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 2 20 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 9-sinf Matematika 2-chorak Testni Salomov Sardor tayyorladi. 1 / 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) 45 m B) 15 m C) 25 m D) 10 m 2 / 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 3 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (-∞; -9) U (-4; ∞) B) (4; 9) C) (-9; -4) D) (-∞;4) U (9; ∞) 4 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 1 B) 5 C) 9 D) 3 5 / 25 Kvadrat tengsizlikni yeching: x2 – 4x +6 > 0 A) (-4; 6) B) to'g'ri javob yo`q C) (2; 3) D) (-∞;1) U (6; ∞) 6 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-∞;1) U (6; ∞) B) (-∞;2) U (3; ∞) C) (-3; 2) D) (2; 3) 7 / 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) 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) 2,4 ga B) 0,6 ga C) 2 ga D) 3 ga 9 / 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) 31,5 sm B) 48 sm C) 42 sm D) 40,5 sm 10 / 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 11 / 25 Tengsizlikni yeching: (x – 6)(x – 13) <0 A) (6;13) B) (-∞;6) U (13; ∞) C) (-13; -6) D) (-∞;-13) U (6; ∞) 12 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) (-∞; -1)U(4;∞) B) (- ∞; ∞) C) (-∞; -1/2) D) x = - 1/2 13 / 25 Parabola uchining koordinatalarini toping: y =(x-3)²+2 A) (3; -2) B) (3; 2) C) (-3; - 2) D) (-3; 2) 14 / 25 Hisoblang A) 7 B) 2 C) -2 D) 6 15 / 25 Hisoblang A) -2 B) 2 C) 9 D) 3 16 / 25 Hisoblang A) √589 B) √23 C) √2 D) √7 17 / 25 Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating A) Kesishish nuqtasida 2:1 nisbatda bo’linadi B) Bir – biriga teng C) Har biri uchburchakni ikkita tengdosh qismga ajratadi D) Bir nuqtada kesishadi 18 / 25 Hisoblang: A) 24 B) 2,4 C) 3,4 D) 5,76 19 / 25 Hisoblang A) 55/88 B) -1 C) 2/1 D) 1 20 / 25 Funksiyaning aniqlanish sohasini toping: y=4x2+5 A) (0;5/4) B) (5/4;+∞) C) (-∞,+∞) D) (1;2) 21 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 189 B) 45 C) 122 D) 48 22 / 25 Sonlarni taqqoslang A) b<a B) b=a C) a = b + 0,5 D) b=a+0,8 23 / 25 sin60° nimaga teng A) 1/2 B) 1 C) √2/2 D) √3/2 24 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) Ular teng B) To’g’ri javob yo’q C) Ular tengdosh D) Ular o’xshash 25 / 25 Agar sina=3/5 va 90°° bo’lsa, сosa ni toping A) -4/5 B) 3/4 C) 4/5 D) -3/4 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
