Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 580 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 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) I, II B) III, IV C) I, II, III, IV D) I, III, IV 2 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) (-∞; -1)U(4;∞) B) (- ∞; ∞) C) x = - 1/2 D) (-∞; -1/2) 3 / 25 y = 4x2 +12x +9 funksiyaning o`sish oralig`ini toping A) (1,5; ∞) B) (-∞; 1,5) C) (-1,5; ∞) D) (-∞; -1,5) 4 / 25 Kvadrat funksiyaning nollarini toping: y = x2 - 5x + 6 A) x₁= -1, x₂= - 6 B) x₁=2, x₂ =3 C) x₁= -2, x₂= -3 D) x₁=1, x₂=6 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) 10 m D) 25 m 6 / 25 Quyidagi tengsizliklardan qaysi biri kvadrat tengsizlik ekanini toping A) 4x -5 > 0 B) 41x² – 9x + 1 < 0 C) x⁴-4< 0 D) 2x³ + 3x²-4x +7 > 0 7 / 25 Bo`yi 160 sm bo`lgan o`quvchi soyasining uzunligi 128 sm bo`lsa, bo`yi 210 sm bo`lgan basketbolchining soyasining uzunligini toping A) 168 sm B) 148 sm C) 178 sm D) 158 sm 8 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-∞;2) U (3; ∞) B) (2; 3) C) (-3; 2) D) (-∞;1) U (6; ∞) 9 / 25 x = 41 qiymat qaysi tengsizlikning yechimi bo`ladi A) (x - 29)(x - 31) > 0 B) (x-30)(x-34) < 0 C) (x +1)(x + 42) < 0 D) (x-7)(x-2010) > 0 10 / 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) 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) 4 B) 12 C) 16 D) 9 12 / 25 Kvadrat tengsizlikni yeching: x2 – 4x +6 > 0 A) (2; 3) B) (-∞;1) U (6; ∞) C) (-4; 6) D) to'g'ri javob yo`q 13 / 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 14 / 25 tg60° ni toping A) √2 B) 1 C) √2/2 D) √3 15 / 25 Hisoblang A) 2 B) 3 C) -2 D) 9 16 / 25 Agar 90°° bo’lsa, quyidagilardan qaysi biri musbat A) ctga B) sina C) cosa D) tga 17 / 25 sin60° nimaga teng A) √3/2 B) √2/2 C) 1/2 D) 1 18 / 25 Sonlarni taqqoslang A) b=a B) b=a+0,8 C) a = b + 0,5 D) b<a 19 / 25 Agar va 90°° bo’lsa, sina ni toping A) 5/12 B) 12/13 C) 5/13 D) 14/13 20 / 25 Tenglamaning musbat ildizini toping A) 9 B) 45 C) 32 D) 64 21 / 25 Proporsiyaning noma’lum hadini toping A) 1 B) 2 C) 7/11 D) 14/11 22 / 25 Agar sina=3/5 va 90°° bo’lsa, сosa ni toping A) 4/5 B) -4/5 C) 3/4 D) -3/4 23 / 25 sina=1/2 bo’lgan o’tkir burchakni ko’rsating A) 30° B) 60° C) 90° D) 45° 24 / 25 Hisoblang A) 55/88 B) 2/1 C) -1 D) 1 25 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) To’g’ri javob yo’q B) Ular tengdosh C) Ular teng D) Ular o’xshash 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
