Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 687 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 2 1 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 9-sinf Matematika 2-chorak Testni Salomov Sardor tayyorladi. 1 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 5 B) 1 C) 9 D) 3 2 / 25 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) -1 B) 9 C) 6 D) 1 3 / 25 p ning nechta butun qiymatida x2 + px +4 = 0 tenglama haqiqiy ildizga ega emas A) 4 B) 9 C) 16 D) 7 4 / 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) 40,5 sm B) 31,5 sm C) 48 sm D) 42 sm 5 / 25 Tengsizlikni yeching: (x – 6)(x – 13) <0 A) (-∞;6) U (13; ∞) B) (-∞;-13) U (6; ∞) C) (-13; -6) D) (6;13) 6 / 25 A(7;11), B(10; 7) bo`lsa, AB kesmaning uzunligini toping A) 147 B) 5 C) 7 D) 35 7 / 25 Parabola uchining koordinatalarini toping: y =(x-3)²+2 A) (3; -2) B) (-3; 2) C) (3; 2) D) (-3; - 2) 8 / 25 x = 41 qiymat qaysi tengsizlikning yechimi bo`ladi A) (x-30)(x-34) < 0 B) (x-7)(x-2010) > 0 C) (x - 29)(x - 31) > 0 D) (x +1)(x + 42) < 0 9 / 25 Quyidagi tengsizliklardan qaysi biri kvadrat tengsizlik ekanini toping A) 4x -5 > 0 B) 2x³ + 3x²-4x +7 > 0 C) 41x² – 9x + 1 < 0 D) x⁴-4< 0 10 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (-∞; -9) U (-4; ∞) B) (-9; -4) C) (-∞;4) U (9; ∞) D) (4; 9) 11 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) (- ∞; ∞) B) x = - 1/2 C) (-∞; -1/2) D) (-∞; -1)U(4;∞) 12 / 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° 13 / 25 Kvadrat tengsizlikni yeching: x2 – 4x +6 > 0 A) (-∞;1) U (6; ∞) B) to'g'ri javob yo`q C) (-4; 6) D) (2; 3) 14 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-∞;2) U (3; ∞) B) (2; 3) C) (-∞;1) U (6; ∞) D) (-3; 2) 15 / 25 Agar va 90°° bo’lsa, sina ni toping A) 5/12 B) 5/13 C) 14/13 D) 12/13 16 / 25 tg60° ni toping A) √2/2 B) √3 C) 1 D) √2 17 / 25 Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating A) Bir nuqtada kesishadi B) Har biri uchburchakni ikkita tengdosh qismga ajratadi C) Kesishish nuqtasida 2:1 nisbatda bo’linadi D) Bir – biriga teng 18 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 122 B) 45 C) 48 D) 189 19 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) -4 B) 0,5 C) 5 D) -5 20 / 25 Sonlarni o’sish tartibida joylashtiring A) c>a>b B) a<b<c C) c<a<b D) b<a<c 21 / 25 Ifodani soddalashtiring: (13x2-8xy-y2 )+( -11x2 -9xy+y2) A) 2x² B) 2x² -17xy C) x² -xy D) 17xy 22 / 25 sin60° nimaga teng A) 1/2 B) √2/2 C) 1 D) √3/2 23 / 25 sina=1/2 bo’lgan o’tkir burchakni ko’rsating A) 45° B) 60° C) 30° D) 90° 24 / 25 Agar 90°° bo’lsa, quyidagilardan qaysi biri musbat A) cosa B) tga C) ctga D) sina 25 / 25 Tenglamaning musbat ildizini toping A) 45 B) 9 C) 64 D) 32 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
