9-sinf Matematika 3-chorak Aprel 15, 2021Aprel 20, 2021 da chop etilgan InfoMaster tomonidan 9-sinf Matematika 3-chorak ga fikr bildirilmagan. 83 OMAD YOR BO'LSIN! 9-sinf Matematika 3-chorak Testni Salomov Sardor tayyorladi. 1 / 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) 148 sm B) 158 sm C) 178 sm D) 168 sm 2 / 25 Quyidagi tengsizliklardan qaysi biri kvadrat tengsizlik ekanini toping A) 4x -5 > 0 B) 2x³ + 3x²-4x +7 > 0 C) x⁴-4< 0 D) 41x² – 9x + 1 < 0 3 / 25 p ning nechta butun qiymatida x2 + px +4 = 0 tenglama haqiqiy ildizga ega emas A) 9 B) 16 C) 4 D) 7 4 / 25 Kvadrat tengsizlikni yeching: x2 – 4x +6 > 0 A) (-4; 6) B) (-∞;1) U (6; ∞) C) (2; 3) D) to'g'ri javob yo`q 5 / 25 Parabolaning koordinata o`qlari bilan kesishish nuqtalarining koordinatalarini toping: y = -2x2 – 8x +10 A) (-1;0), (5;0), (0;-10) B) (2;0), (-8;0), (0;-6) C) (1;0), (-5;0), (0;10) D) (-2;0), (8;0), (0;6) 6 / 25 Tengsizlikni yeching: (x – 6)(x – 13) <0 A) (6;13) B) (-∞;6) U (13; ∞) C) (-∞;-13) U (6; ∞) D) (-13; -6) 7 / 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 8 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-∞;1) U (6; ∞) B) (-∞;2) U (3; ∞) C) (2; 3) D) (-3; 2) 9 / 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) 9 B) 16 C) 12 D) 4 10 / 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) 42 sm B) 40,5 sm C) 31,5 sm D) 48 sm 11 / 25 Funksiyaning aniqlanish sohasini toping: A) x≤1 B) x≥1 C) x≠1 D) (-∞;∞ ) 12 / 25 Tenglamani yeching: cos(x-π )=0 A) 2πk B) 3π/2+2πk C) πk D) 3π/2 13 / 25 Ifodaning qiymatini toping: A) √2/2 B) √3/2 C) 1/2 D) √3/3 14 / 25 Rombning katta diagonali 18 sm va bir burchagi 120°. Romb yuzini toping A) 51√5 sm² B) 54√3 sm² C) 54√2 sm² D) 54√3 sm² 15 / 25 Ifodani soddalashtiring A) 1/sin²ɑ B) tgɑ C) 2/sin²ɑ D) ctgɑ 16 / 25 Parallelogrammning tomonlari 7√3 va 6 sm. Agar uning o‘tmas burchagi 120° bo‘lsa, uning yuzini toping A) 61 sm² B) 63 sm² C) 73 sm² D) 56 sm² 17 / 25 Parallelogrammning diagonallari 10 sm va 12 sm, ular orasidagi burchagi 60° ga teng. Parallelogramm tomonlarini toping A) √31 sm, √94 sm B) √11 sm, √41 sm C) √31 sm, √61 sm D) √31 sm, √91 sm 18 / 25 Funksiyalarning qaysi biri juft funksiya A) 2,3 B) 1,2 C) 3,4 D) 1,4 19 / 25 Tenglamani yeching: sin(π -x)=1 A) π/2 B) π/2+2πk C) 2πk D) π/2-2πk 20 / 25 Hisoblang: tg1800° - sin495° + cos495° A) 1 B) 2 C) 0 D) -1 21 / 25 Ifodani soddalashtiring A) 1/cosɑ B) -1 C) 1 D) 1/sinɑ 22 / 25 Poyezd har 30 m yo‘l yurganda 1 m tepaga ko‘tariladi. Temir yo‘lning gorizontga nisbatan ko‘tarilish burchagini toping A) 30° B) 22° C) 60° D) 2° 23 / 25 Agar va bo’lsa, ni toping A) 1,2 B) 1/3 C) 2/3 D) 0,5 24 / 25 Sonlarni taqqoslang A) b=a+0,8 B) b=a C) a = b + 0,5 D) b<a 25 / 25 Sonlarni o’sish tartibida joylashtiring A) a<b<c B) c<a<b C) b<a<c D) c>a>b 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 Matematika choraklik Teglar:9-sinf, matematika