Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 521 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 2 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 9-sinf Matematika 2-chorak Testni Salomov Sardor tayyorladi. 1 / 25 Hisoblang A) 53 B) 45 C) 2 D) 8 2 / 25 Ifodani soddalashtiring: (13x2-8xy-y2 )+( -11x2 -9xy+y2) A) 2x² -17xy B) x² -xy C) 2x² D) 17xy 3 / 25 Parabola uchining koordinatalarini toping: y=x2+6x+5 A) (3;-4) B) (-3;-4) C) (3;4) D) (-3;4) 4 / 25 Amallarni bajaring: A) 61 B) 60 C) 69 D) 213 5 / 25 Funksiyaning aniqlanish sohasini toping: y=4x2+5 A) (0;5/4) B) (5/4;+∞) C) (-∞,+∞) D) (1;2) 6 / 25 Agar 90°° bo’lsa, quyidagilardan qaysi biri musbat A) sina B) cosa C) ctga D) tga 7 / 25 sin60° nimaga teng A) √3/2 B) √2/2 C) 1 D) 1/2 8 / 25 Funksiyaning aniqlanish sohasini toping A) (-∞;+∞ ) B) x≤1 C) x≥ 1 D) x≠1 9 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) Ular tengdosh B) Ular teng C) To’g’ri javob yo’q D) Ular o’xshash 10 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) 0,5 B) 5 C) -4 D) -5 11 / 25 Kvadrat tengsizlikni yeching: x2 – 4x +6 > 0 A) (-4; 6) B) (-∞;1) U (6; ∞) C) to'g'ri javob yo`q D) (2; 3) 12 / 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) 4 C) 12 D) 9 13 / 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) 2 ga B) 2,4 ga C) 3 ga D) 0,6 ga 14 / 25 Tengsizlikni yeching: (x – 6)(x – 13) <0 A) (-∞;6) U (13; ∞) B) (-∞;-13) U (6; ∞) C) (-13; -6) D) (6;13) 15 / 25 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) I, II, III, IV B) I, II C) I, III, IV D) III, IV 16 / 25 Quyidagi tengsizliklardan qaysi biri kvadrat tengsizlik ekanini toping A) 2x³ + 3x²-4x +7 > 0 B) 41x² – 9x + 1 < 0 C) x⁴-4< 0 D) 4x -5 > 0 17 / 25 A(7;11), B(10; 7) bo`lsa, AB kesmaning uzunligini toping A) 7 B) 147 C) 35 D) 5 18 / 25 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) 1 B) 9 C) -1 D) 6 19 / 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° 20 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (-9; -4) B) (-∞; -9) U (-4; ∞) C) (4; 9) D) (-∞;4) U (9; ∞) 21 / 25 y = 4x2 +12x +9 funksiyaning o`sish oralig`ini toping A) (-1,5; ∞) B) (-∞; -1,5) C) (1,5; ∞) D) (-∞; 1,5) 22 / 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) 23 / 25 Kvadrat funksiyaning nollarini toping: y = x2 - 5x + 6 A) x₁=2, x₂ =3 B) x₁= -1, x₂= - 6 C) x₁= -2, x₂= -3 D) x₁=1, x₂=6 24 / 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) 178 sm B) 168 sm C) 148 sm D) 158 sm 25 / 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) 10 m C) 25 m D) 15 m 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
