9-sinf Matematika 3-chorak Aprel 15, 2021Aprel 20, 2021 da chop etilgan InfoMaster tomonidan 9-sinf Matematika 3-chorak ga fikr bildirilmagan. 13 OMAD YOR BO'LSIN! 9-sinf Matematika 3-chorak Testni Salomov Sardor tayyorladi. 1 / 25 Tomonlari 3 va 5 bo‘lgan parallelogrammning bir diagonali 4 ga teng. Uning ikkinchi diagonalini toping A) √3 B) 2√13 C) 2√3 D) √13 2 / 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) 12 C) 9 D) 4 3 / 25 Tenglamani yeching: cos(x-π )=0 A) 3π/2+2πk B) 2πk C) 3π/2 D) πk 4 / 25 Hisoblang: tg1800° - sin495° + cos495° A) 2 B) 1 C) -1 D) 0 5 / 25 Teng yonli trapetsiyaning ikkita burchagi ayirmasi 400 ga teng. uning burchaklarini toping A) 135°; 45°; 135°; 45° B) 110°; 70°; 110°; 70° C) 115° ; 75° ; 115° ; 75° D) 140°; 40°; 140°; 40° 6 / 25 Ifodani soddalashtiring A) 1/cosɑ B) -1 C) 1 D) 1/sinɑ 7 / 25 Burchakning radian o’lchovini toping: 300° A) π/4 B) 5π/3 C) π/3 D) 2π/3 8 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) (-∞; -1)U(4;∞) B) (-∞; -1/2) C) (- ∞; ∞) D) x = - 1/2 9 / 25 Tomoni 7√2 sm va o‘tmas burchagi 135° bo‘lgan romb yuzini toping A) 49√3 sm² B) 64√2 sm² C) 50√3 sm² D) 49√2 sm² 10 / 25 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) I, II B) I, II, III, IV C) I, III, IV D) III, IV 11 / 25 Agar sina=12/13 bo’lsa, ctga ni toping A) 5/13 B) 12/5 C) 5/12 D) 1 12 / 25 Agar 90°° bo’lsa, quyidagilardan qaysi biri musbat A) ctga B) cosa C) sina D) tga 13 / 25 Tenglamaning musbat ildizini toping A) 32 B) 9 C) 45 D) 64 14 / 25 Funksiyaning aniqlanish sohasini toping: y=4x2+5 A) (1;2) B) (5/4;+∞) C) (0;5/4) D) (-∞,+∞) 15 / 25 Funksiyalarning qaysi biri toq funksiya? A) 1,4 B) 2,3 C) 2,4 D) 1,2 16 / 25 Funksiyaning aniqlanish sohasini toping A) x≠1 B) x≥ 1 C) x≤1 D) (-∞;+∞ ) 17 / 25 Rombning katta diagonali 18 sm va bir burchagi 120°. Romb yuzini toping A) 54√3 sm² B) 54√2 sm² C) 54√3 sm² D) 51√5 sm² 18 / 25 Quyidagi funksiyalardan qaysi biri kvadrat funksiya bo`ladi ? A) y = 3x² + x³ – 8 B) y = 5x⁴ + 6x C) y = 2010x² + 41x + 9 D) y = 2x -3 19 / 25 x2 + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping A) -4 B) -12 C) 23 D) 12 20 / 25 Kvadrat tengsizlikni yeching: 3x2 – 5x -2 > 0 A) (-∞; -1/3 ) U ( 2; ∞) B) (-∞; 1/3 ) U ( 2; ∞) C) (-1/3 ; 2) D) (1/3 ; 2) 21 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) 0,5 B) -4 C) -5 D) 5 22 / 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) 168 sm C) 148 sm D) 178 sm 23 / 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 24 / 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) 31,5 sm B) 42 sm C) 48 sm D) 40,5 sm 25 / 25 Ifodaning qiymatini toping sin300° A) 0 B) 2/√3 C) 1/2 D) -1/2 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
