Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 663 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 Proporsiyaning noma’lum hadini toping A) 2 B) 1 C) 7/11 D) 14/11 2 / 25 Ifodani soddalashtiring: (13x2-8xy-y2 )+( -11x2 -9xy+y2) A) x² -xy B) 17xy C) 2x² D) 2x² -17xy 3 / 25 Hisoblang: A) 2,4 B) 3,4 C) 24 D) 5,76 4 / 25 sin60° nimaga teng A) √3/2 B) 1/2 C) √2/2 D) 1 5 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 48 B) 189 C) 45 D) 122 6 / 25 Hisoblang A) -2 B) 7 C) 6 D) 2 7 / 25 Hisoblang A) 3 B) -2 C) 9 D) 2 8 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) 5 B) -4 C) 0,5 D) -5 9 / 25 tg60° ni toping A) √2/2 B) √3 C) 1 D) √2 10 / 25 Hisoblang A) 2 B) 45 C) 8 D) 53 11 / 25 Tenglamaning musbat ildizini toping A) 32 B) 45 C) 9 D) 64 12 / 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 13 / 25 x2 + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping A) -12 B) -4 C) 12 D) 23 14 / 25 y = 4x2 +12x +9 funksiyaning o`sish oralig`ini toping A) (-1,5; ∞) B) (-∞; -1,5) C) (1,5; ∞) D) (-∞; 1,5) 15 / 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 16 / 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) 48 sm B) 31,5 sm C) 40,5 sm D) 42 sm 17 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) (-∞; -1)U(4;∞) B) x = - 1/2 C) (- ∞; ∞) D) (-∞; -1/2) 18 / 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) (-1;0), (5;0), (0;-10) D) (-2;0), (8;0), (0;6) 19 / 25 A(7;11), B(10; 7) bo`lsa, AB kesmaning uzunligini toping A) 5 B) 147 C) 35 D) 7 20 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-∞;2) U (3; ∞) B) (-∞;1) U (6; ∞) C) (-3; 2) D) (2; 3) 21 / 25 Parabola uchining koordinatalarini toping: y =(x-3)²+2 A) (-3; - 2) B) (3; 2) C) (3; -2) D) (-3; 2) 22 / 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; ∞) 23 / 25 Teng yonli trapetsiyaning ikkita burchagi ayirmasi 400 ga teng. uning burchaklarini toping A) 140°; 40°; 140°; 40° B) 135°; 45°; 135°; 45° C) 115° ; 75° ; 115° ; 75° D) 110°; 70°; 110°; 70° 24 / 25 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) I, II, III, IV B) I, II C) III, IV D) I, III, IV 25 / 25 Quyidagi funksiyalardan qaysi biri kvadrat funksiya bo`ladi ? A) y = 3x² + x³ – 8 B) y = 2x -3 C) y = 5x⁴ + 6x D) y = 2010x² + 41x + 9 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
