Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 137 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 1 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 9-sinf Matematika 2-chorak Testni Salomov Sardor tayyorladi. 1 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) x = - 1/2 B) (-∞; -1)U(4;∞) C) (- ∞; ∞) D) (-∞; -1/2) 2 / 25 Kvadrat funksiyaning nollarini toping: y = x2 - 5x + 6 A) x₁= -1, x₂= - 6 B) x₁=1, x₂=6 C) x₁= -2, x₂= -3 D) x₁=2, x₂ =3 3 / 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) 158 sm D) 178 sm 4 / 25 Tengsizlikni yeching: (x – 6)(x – 13) <0 A) (6;13) B) (-∞;-13) U (6; ∞) C) (-13; -6) D) (-∞;6) U (13; ∞) 5 / 25 x = 41 qiymat qaysi tengsizlikning yechimi bo`ladi A) (x - 29)(x - 31) > 0 B) (x +1)(x + 42) < 0 C) (x-30)(x-34) < 0 D) (x-7)(x-2010) > 0 6 / 25 Quyidagi funksiyalardan qaysi biri kvadrat funksiya bo`ladi ? A) y = 2x -3 B) y = 3x² + x³ – 8 C) y = 5x⁴ + 6x D) y = 2010x² + 41x + 9 7 / 25 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) III, IV B) I, II, III, IV C) I, II D) I, III, IV 8 / 25 Quyidagi tengsizliklardan qaysi biri kvadrat tengsizlik ekanini toping A) x⁴-4< 0 B) 4x -5 > 0 C) 41x² – 9x + 1 < 0 D) 2x³ + 3x²-4x +7 > 0 9 / 25 Teng yonli trapetsiyaning ikkita burchagi ayirmasi 400 ga teng. uning burchaklarini toping A) 110°; 70°; 110°; 70° B) 135°; 45°; 135°; 45° C) 140°; 40°; 140°; 40° D) 115° ; 75° ; 115° ; 75° 10 / 25 p ning nechta butun qiymatida x2 + px +4 = 0 tenglama haqiqiy ildizga ega emas A) 9 B) 16 C) 7 D) 4 11 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 5 B) 9 C) 1 D) 3 12 / 25 y = 4x2 +12x +9 funksiyaning o`sish oralig`ini toping A) (-∞; -1,5) B) (1,5; ∞) C) (-1,5; ∞) D) (-∞; 1,5) 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) 16 B) 4 C) 12 D) 9 14 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (-∞; -9) U (-4; ∞) B) (-∞;4) U (9; ∞) C) (4; 9) D) (-9; -4) 15 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) Ular o’xshash B) Ular teng C) Ular tengdosh D) To’g’ri javob yo’q 16 / 25 Hisoblang A) 1 B) -1 C) 2/1 D) 55/88 17 / 25 sina=1/2 bo’lgan o’tkir burchakni ko’rsating A) 90° B) 45° C) 30° D) 60° 18 / 25 Agar 90°° bo’lsa, quyidagilardan qaysi biri musbat A) ctga B) sina C) cosa D) tga 19 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 122 B) 48 C) 45 D) 189 20 / 25 Agar va 90°° bo’lsa, sina ni toping A) 5/12 B) 5/13 C) 12/13 D) 14/13 21 / 25 tg60° ni toping A) 1 B) √2 C) √2/2 D) √3 22 / 25 Funksiyaning aniqlanish sohasini toping A) (-∞;+∞ ) B) x≤1 C) x≠1 D) x≥ 1 23 / 25 Agar sina=3/5 va 90°° bo’lsa, сosa ni toping A) 4/5 B) -3/4 C) 3/4 D) -4/5 24 / 25 Parabola uchining koordinatalarini toping: y=x2+6x+5 A) (3;4) B) (-3;4) C) (-3;-4) D) (3;-4) 25 / 25 Proporsiyaning noma’lum hadini toping A) 2 B) 1 C) 14/11 D) 7/11 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
