Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 589 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 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (4; 9) B) (-∞;4) U (9; ∞) C) (-9; -4) D) (-∞; -9) U (-4; ∞) 2 / 25 x = 41 qiymat qaysi tengsizlikning yechimi bo`ladi A) (x +1)(x + 42) < 0 B) (x-30)(x-34) < 0 C) (x-7)(x-2010) > 0 D) (x - 29)(x - 31) > 0 3 / 25 Tengsizlikni yeching: (x – 6)(x – 13) <0 A) (-∞;6) U (13; ∞) B) (-∞;-13) U (6; ∞) C) (-13; -6) D) (6;13) 4 / 25 Parabolaning koordinata o`qlari bilan kesishish nuqtalarining koordinatalarini toping: y = -2x2 – 8x +10 A) (-2;0), (8;0), (0;6) B) (2;0), (-8;0), (0;-6) C) (-1;0), (5;0), (0;-10) D) (1;0), (-5;0), (0;10) 5 / 25 Kvadrat tengsizlikni yeching: 3x2 – 5x -2 > 0 A) (1/3 ; 2) B) (-1/3 ; 2) C) (-∞; 1/3 ) U ( 2; ∞) D) (-∞; -1/3 ) U ( 2; ∞) 6 / 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) 45 m D) 15 m 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) 158 sm B) 178 sm C) 148 sm D) 168 sm 8 / 25 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) I, II, III, IV B) III, IV C) I, III, IV D) I, II 9 / 25 Parabola uchining koordinatalarini toping: y =(x-3)²+2 A) (3; 2) B) (-3; 2) C) (-3; - 2) D) (3; -2) 10 / 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) 16 C) 9 D) 12 11 / 25 Kvadrat tengsizlikni yeching: x2 – 4x +6 > 0 A) to'g'ri javob yo`q B) (-∞;1) U (6; ∞) C) (-4; 6) D) (2; 3) 12 / 25 Teng yonli trapetsiyaning ikkita burchagi ayirmasi 400 ga teng. uning burchaklarini toping A) 110°; 70°; 110°; 70° B) 140°; 40°; 140°; 40° C) 115° ; 75° ; 115° ; 75° D) 135°; 45°; 135°; 45° 13 / 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 ga B) 3 ga C) 2,4 ga D) 0,6 ga 14 / 25 x2 + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping A) 12 B) -4 C) -12 D) 23 15 / 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 16 / 25 Quyidagi funksiyalardan qaysi biri kvadrat funksiya bo`ladi ? A) y = 2010x² + 41x + 9 B) y = 2x -3 C) y = 3x² + x³ – 8 D) y = 5x⁴ + 6x 17 / 25 Hisoblang A) 8 B) 45 C) 53 D) 2 18 / 25 Funksiyaning aniqlanish sohasini toping A) x≤1 B) x≥ 1 C) x≠1 D) (-∞;+∞ ) 19 / 25 Funksiyaning aniqlanish sohasini toping: y=4x2+5 A) (5/4;+∞) B) (1;2) C) (0;5/4) D) (-∞,+∞) 20 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 45 B) 122 C) 48 D) 189 21 / 25 sina=1/2 bo’lgan o’tkir burchakni ko’rsating A) 45° B) 90° C) 60° D) 30° 22 / 25 Hisoblang A) 2 B) -2 C) 7 D) 6 23 / 25 Proporsiyaning noma’lum hadini toping A) 14/11 B) 2 C) 7/11 D) 1 24 / 25 Parabola uchining koordinatalarini toping: y=x2+6x+5 A) (-3;-4) B) (3;-4) C) (3;4) D) (-3;4) 25 / 25 sin60° nimaga teng A) √3/2 B) 1/2 C) 1 D) √2/2 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
