Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 648 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 A(7;11), B(10; 7) bo`lsa, AB kesmaning uzunligini toping A) 5 B) 147 C) 7 D) 35 2 / 25 Parabola uchining koordinatalarini toping: y =(x-3)²+2 A) (-3; 2) B) (3; 2) C) (-3; - 2) D) (3; -2) 3 / 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) 4 B) 16 C) 12 D) 9 4 / 25 y = -2x2 +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ? A) III, IV B) I, II, III, IV C) I, III, IV D) I, II 5 / 25 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) 6 B) 1 C) 9 D) -1 6 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 5 B) 1 C) 9 D) 3 7 / 25 x2 + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping A) 23 B) -4 C) 12 D) -12 8 / 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 9 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) (-∞; -1/2) B) (-∞; -1)U(4;∞) C) x = - 1/2 D) (- ∞; ∞) 10 / 25 p ning nechta butun qiymatida x2 + px +4 = 0 tenglama haqiqiy ildizga ega emas A) 4 B) 7 C) 9 D) 16 11 / 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) 168 sm C) 158 sm D) 178 sm 12 / 25 Parabolaning koordinata o`qlari bilan kesishish nuqtalarining koordinatalarini toping: y = -2x2 – 8x +10 A) (2;0), (-8;0), (0;-6) B) (1;0), (-5;0), (0;10) C) (-2;0), (8;0), (0;6) D) (-1;0), (5;0), (0;-10) 13 / 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) 25 m B) 45 m C) 15 m D) 10 m 14 / 25 Parabola uchining koordinatalarini toping: y=x2+6x+5 A) (-3;-4) B) (-3;4) C) (3;4) D) (3;-4) 15 / 25 Tenglamaning musbat ildizini toping A) 9 B) 64 C) 45 D) 32 16 / 25 Hisoblang: A) 2,4 B) 3,4 C) 5,76 D) 24 17 / 25 Agar 90°° bo’lsa, quyidagilardan qaysi biri musbat A) tga B) ctga C) cosa D) sina 18 / 25 Agar va 90°° bo’lsa, sina ni toping A) 5/12 B) 14/13 C) 12/13 D) 5/13 19 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) Ular tengdosh B) Ular teng C) Ular o’xshash D) To’g’ri javob yo’q 20 / 25 sin60° nimaga teng A) √3/2 B) √2/2 C) 1 D) 1/2 21 / 25 Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating A) Kesishish nuqtasida 2:1 nisbatda bo’linadi B) Bir – biriga teng C) Har biri uchburchakni ikkita tengdosh qismga ajratadi D) Bir nuqtada kesishadi 22 / 25 Funksiyaning aniqlanish sohasini toping: y=4x2+5 A) (1;2) B) (-∞,+∞) C) (0;5/4) D) (5/4;+∞) 23 / 25 Hisoblang A) 7 B) -2 C) 2 D) 6 24 / 25 Hisoblang A) 1 B) -1 C) 2/1 D) 55/88 25 / 25 Hisoblang A) 3 B) 2 C) -2 D) 9 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
