9-sinf Matematika 2-chorak Aprel 15, 2021Aprel 15, 2021 da chop etilgan InfoMaster tomonidan 9-sinf Matematika 2-chorak ga 1 fikr bildirilgan 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 9-sinf Matematika 2-chorak Testni Salomov Sardor tayyorladi. 1 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) (- ∞; ∞) B) (-∞; -1/2) C) x = - 1/2 D) (-∞; -1)U(4;∞) 2 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-∞;2) U (3; ∞) B) (-∞;1) U (6; ∞) C) (2; 3) D) (-3; 2) 3 / 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) 148 sm C) 168 sm D) 178 sm 4 / 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) 16 B) 9 C) 4 D) 12 5 / 25 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) I, III, IV B) I, II, III, IV C) I, II D) III, IV 6 / 25 p ning nechta butun qiymatida x2 + px +4 = 0 tenglama haqiqiy ildizga ega emas A) 7 B) 4 C) 9 D) 16 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) 15 m B) 10 m C) 45 m D) 25 m 8 / 25 Parabola uchining koordinatalarini toping: y =(x-3)²+2 A) (3; 2) B) (-3; - 2) C) (3; -2) D) (-3; 2) 9 / 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) 0,6 ga B) 2,4 ga C) 2 ga D) 3 ga 10 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (4; 9) B) (-9; -4) C) (-∞; -9) U (-4; ∞) D) (-∞;4) U (9; ∞) 11 / 25 Agar 90°° bo’lsa, quyidagilardan qaysi biri musbat A) tga B) sina C) ctga D) cosa 12 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) Ular teng B) To’g’ri javob yo’q C) Ular o’xshash D) Ular tengdosh 13 / 25 sina=1/2 bo’lgan o’tkir burchakni ko’rsating A) 30° B) 60° C) 45° D) 90° 14 / 25 Hisoblang A) 2 B) 7 C) -2 D) 6 15 / 25 Ifodani soddalashtiring: (13x2-8xy-y2 )+( -11x2 -9xy+y2) A) 17xy B) x² -xy C) 2x² -17xy D) 2x² 16 / 25 Hisoblang A) √7 B) √589 C) √2 D) √23 17 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) -5 B) 0,5 C) 5 D) -4 18 / 25 Sonlarni taqqoslang A) b=a B) a = b + 0,5 C) b=a+0,8 D) b<a 19 / 25 Proporsiyaning noma’lum hadini toping A) 2 B) 1 C) 14/11 D) 7/11 20 / 25 Parabola uchining koordinatalarini toping: y=x2+6x+5 A) (-3;4) B) (3;-4) C) (-3;-4) D) (3;4) 21 / 25 tg60° ni toping A) √2 B) 1 C) √3 D) √2/2 22 / 25 Amallarni bajaring: A) 213 B) 69 C) 61 D) 60 23 / 25 Tenglamaning musbat ildizini toping A) 32 B) 64 C) 45 D) 9 24 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 189 B) 45 C) 48 D) 122 25 / 25 sin60° nimaga teng A) √2/2 B) 1/2 C) √3/2 D) 1 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 tomonidan Wordpress Quiz plugin Matematika choraklik Teglar:9-sinf, matematika