Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 694 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 x2 + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping A) -12 B) 23 C) -4 D) 12 2 / 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) 40,5 sm D) 42 sm 3 / 25 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) 6 B) 1 C) 9 D) -1 4 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-3; 2) B) (-∞;1) U (6; ∞) C) (2; 3) D) (-∞;2) U (3; ∞) 5 / 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) 15 m B) 45 m C) 25 m D) 10 m 6 / 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 7 / 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) 2 ga C) 0,6 ga D) 3 ga 8 / 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) 12 C) 4 D) 16 9 / 25 Kvadrat tengsizlikni yeching: x2 – 4x +6 > 0 A) (-∞;1) U (6; ∞) B) (-4; 6) C) (2; 3) D) to'g'ri javob yo`q 10 / 25 p ning nechta butun qiymatida x2 + px +4 = 0 tenglama haqiqiy ildizga ega emas A) 4 B) 9 C) 16 D) 7 11 / 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) 12 / 25 Tengsizlikni yeching: (x – 6)(x – 13) <0 A) (6;13) B) (-∞;6) U (13; ∞) C) (-13; -6) D) (-∞;-13) U (6; ∞) 13 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 9 B) 5 C) 1 D) 3 14 / 25 Teng yonli trapetsiyaning ikkita burchagi ayirmasi 400 ga teng. uning burchaklarini toping A) 140°; 40°; 140°; 40° B) 110°; 70°; 110°; 70° C) 135°; 45°; 135°; 45° D) 115° ; 75° ; 115° ; 75° 15 / 25 Hisoblang A) 2 B) 8 C) 45 D) 53 16 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) To’g’ri javob yo’q B) Ular tengdosh C) Ular o’xshash D) Ular teng 17 / 25 Agar va 90°° bo’lsa, sina ni toping A) 5/12 B) 12/13 C) 5/13 D) 14/13 18 / 25 Ifodani soddalashtiring: (13x2-8xy-y2 )+( -11x2 -9xy+y2) A) x² -xy B) 2x² -17xy C) 2x² D) 17xy 19 / 25 Agar sina=3/5 va 90°° bo’lsa, сosa ni toping A) 3/4 B) -3/4 C) 4/5 D) -4/5 20 / 25 Tenglamaning musbat ildizini toping A) 32 B) 64 C) 45 D) 9 21 / 25 tg60° ni toping A) 1 B) √2/2 C) √3 D) √2 22 / 25 Hisoblang: A) 5,76 B) 24 C) 2,4 D) 3,4 23 / 25 Sonlarni taqqoslang A) b=a B) a = b + 0,5 C) b=a+0,8 D) b<a 24 / 25 Proporsiyaning noma’lum hadini toping A) 14/11 B) 1 C) 7/11 D) 2 25 / 25 Agar 90°° bo’lsa, quyidagilardan qaysi biri musbat A) ctga B) cosa C) tga D) sina 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
