9-sinf Matematika 3-chorak Aprel 15, 2021Aprel 20, 2021 da chop etilgan InfoMaster tomonidan 9-sinf Matematika 3-chorak ga fikr bildirilmagan. 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 9-sinf Matematika 3-chorak Testni Salomov Sardor tayyorladi. 1 / 25 sina=1/2 bo’lgan o’tkir burchakni ko’rsating A) 60° B) 30° C) 45° D) 90° 2 / 25 Ifodani soddalashtiring A) 1 B) -1 C) 1/cosɑ D) 1/sinɑ 3 / 25 Hisoblang A) √2 B) √23 C) √589 D) √7 4 / 25 Uchburchakning ikki tomoni 2 sm va 4 sm bo’lib, ular orasidagi burchagi 30°. Uchburchak yuzini toping A) 8 B) 2 C) 3 D) 4 5 / 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 6 / 25 Kvadrat tengsizlikni yeching: 3x2 – 5x -2 > 0 A) (1/3 ; 2) B) (-∞; 1/3 ) U ( 2; ∞) C) (-∞; -1/3 ) U ( 2; ∞) D) (-1/3 ; 2) 7 / 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) 45 m B) 25 m C) 10 m D) 15 m 8 / 25 y = 4x2 +12x +9 funksiyaning o`sish oralig`ini toping A) (-∞; -1,5) B) (-∞; 1,5) C) (1,5; ∞) D) (-1,5; ∞) 9 / 25 Funksiyalarning qaysi biri juft funksiya A) 3,4 B) 1,4 C) 1,2 D) 2,3 10 / 25 Tenglamani yeching: cos(x-π )=0 A) 3π/2 B) πk C) 3π/2+2πk D) 2πk 11 / 25 Ifodani soddalashtiring A) ctgɑ B) 1/sin²ɑ C) tgɑ D) 2/sin²ɑ 12 / 25 Sonlarni o’sish tartibida joylashtiring A) a<b<c B) c>a>b C) b<a<c D) c<a<b 13 / 25 Poyezd har 30 m yo‘l yurganda 1 m tepaga ko‘tariladi. Temir yo‘lning gorizontga nisbatan ko‘tarilish burchagini toping A) 2° B) 22° C) 30° D) 60° 14 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (-9; -4) B) (4; 9) C) (-∞; -9) U (-4; ∞) D) (-∞;4) U (9; ∞) 15 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) To’g’ri javob yo’q B) Ular tengdosh C) Ular teng D) Ular o’xshash 16 / 25 Tenglamaning musbat ildizini toping A) 9 B) 45 C) 64 D) 32 17 / 25 Sonlarni taqqoslang A) b=a B) a = b + 0,5 C) b=a+0,8 D) b<a 18 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-3; 2) B) (-∞;1) U (6; ∞) C) (2; 3) D) (-∞;2) U (3; ∞) 19 / 25 Ifodani soddalashtiring: (13x2-8xy-y2 )+( -11x2 -9xy+y2) A) 2x² -17xy B) 2x² C) x² -xy D) 17xy 20 / 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 21 / 25 Ko’paytmaning qaysi biri manfiy? A) cos320° * ctg17° B) sin190° * tg200° C) sin100° * cos300° D) tg190° * cos400° 22 / 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, √91 sm D) √31 sm, √61 sm 23 / 25 Hisoblang A) 53 B) 8 C) 2 D) 45 24 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) 0,5 B) -4 C) -5 D) 5 25 / 25 Agar va 90°° bo’lsa, sina ni toping A) 14/13 B) 5/12 C) 12/13 D) 5/13 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
