Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 111 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 1 4 OMAD YOR BO'LSIN! 9-sinf Matematika 2-chorak Testni Salomov Sardor tayyorladi. 1 / 25 Proporsiyaning noma’lum hadini toping A) 2 B) 1 C) 14/11 D) 7/11 2 / 25 Hisoblang A) 1 B) 2/1 C) -1 D) 55/88 3 / 25 Ifodani soddalashtiring: (13x2-8xy-y2 )+( -11x2 -9xy+y2) A) 17xy B) 2x² C) x² -xy D) 2x² -17xy 4 / 25 Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating A) Har biri uchburchakni ikkita tengdosh qismga ajratadi B) Bir nuqtada kesishadi C) Kesishish nuqtasida 2:1 nisbatda bo’linadi D) Bir – biriga teng 5 / 25 Agar va 90°° bo’lsa, sina ni toping A) 12/13 B) 5/13 C) 5/12 D) 14/13 6 / 25 Hisoblang: A) 24 B) 3,4 C) 2,4 D) 5,76 7 / 25 Tenglamaning musbat ildizini toping A) 45 B) 9 C) 64 D) 32 8 / 25 Funksiyaning aniqlanish sohasini toping: y=4x2+5 A) (5/4;+∞) B) (-∞,+∞) C) (0;5/4) D) (1;2) 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 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) 5 B) 0,5 C) -4 D) -5 11 / 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 teng D) Ular tengdosh 12 / 25 Hisoblang A) 2 B) 45 C) 8 D) 53 13 / 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) 9 B) 4 C) 16 D) 12 14 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (-∞;4) U (9; ∞) B) (4; 9) C) (-∞; -9) U (-4; ∞) D) (-9; -4) 15 / 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) 31,5 sm C) 48 sm D) 42 sm 16 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 5 B) 1 C) 3 D) 9 17 / 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) 10 m B) 25 m C) 15 m D) 45 m 18 / 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) 3 ga C) 2,4 ga D) 2 ga 19 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-∞;2) U (3; ∞) B) (-3; 2) C) (2; 3) D) (-∞;1) U (6; ∞) 20 / 25 y = 4x2 +12x +9 funksiyaning o`sish oralig`ini toping A) (-∞; -1,5) B) (1,5; ∞) C) (-∞; 1,5) D) (-1,5; ∞) 21 / 25 Tengsizlikni yeching: (x – 6)(x – 13) <0 A) (6;13) B) (-∞;-13) U (6; ∞) C) (-13; -6) D) (-∞;6) U (13; ∞) 22 / 25 Kvadrat funksiyaning nollarini toping: y = x2 - 5x + 6 A) x₁=1, x₂=6 B) x₁= -2, x₂= -3 C) x₁= -1, x₂= - 6 D) x₁=2, x₂ =3 23 / 25 Kvadrat tengsizlikni yeching: x2 – 4x +6 > 0 A) (2; 3) B) (-4; 6) C) to'g'ri javob yo`q D) (-∞;1) U (6; ∞) 24 / 25 Parabolaning koordinata o`qlari bilan kesishish nuqtalarining koordinatalarini toping: y = -2x2 – 8x +10 A) (2;0), (-8;0), (0;-6) B) (1;0), (-5;0), (0;10) C) (-2;0), (8;0), (0;6) D) (-1;0), (5;0), (0;-10) 25 / 25 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) 1 B) 9 C) 6 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 Tomonidan Wordpress Quiz plugin Author: InfoMaster Foydali bo'lsa mamnunmiz
