Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 2-chorak Matematika choraklik 9-sinf Matematika 2-chorak InfoMaster Aprel 15, 2021 133 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 1 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 9-sinf Matematika 2-chorak Testni Salomov Sardor tayyorladi. 1 / 25 x= -2 da y=2x2 +5x-3 funksiyaning qiymatini toping A) -5 B) 0,5 C) 5 D) -4 2 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) Ular teng B) Ular tengdosh C) Ular o’xshash D) To’g’ri javob yo’q 3 / 25 tg60° ni toping A) √2 B) √2/2 C) √3 D) 1 4 / 25 Ifodani soddalashtiring: (13x2-8xy-y2 )+( -11x2 -9xy+y2) A) 2x² -17xy B) x² -xy C) 17xy D) 2x² 5 / 25 Agar va 90°° bo’lsa, sina ni toping A) 12/13 B) 14/13 C) 5/12 D) 5/13 6 / 25 Agar sina=3/5 va 90°° bo’lsa, сosa ni toping A) 3/4 B) -3/4 C) -4/5 D) 4/5 7 / 25 Hisoblang A) √589 B) √23 C) √2 D) √7 8 / 25 Sonlarni taqqoslang A) b=a B) b<a C) a = b + 0,5 D) b=a+0,8 9 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 45 B) 48 C) 189 D) 122 10 / 25 Hisoblang: A) 3,4 B) 24 C) 5,76 D) 2,4 11 / 25 Hisoblang A) 55/88 B) -1 C) 2/1 D) 1 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 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) 1 B) -1 C) 9 D) 6 14 / 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) 15 / 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) 12 B) 4 C) 9 D) 16 16 / 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 17 / 25 x2 + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping A) 12 B) 23 C) -12 D) -4 18 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (4; 9) B) (-∞; -9) U (-4; ∞) C) (-9; -4) D) (-∞;4) U (9; ∞) 19 / 25 Kvadrat tengsizlikni yeching: 3x2 – 5x -2 > 0 A) (-1/3 ; 2) B) (-∞; 1/3 ) U ( 2; ∞) C) (1/3 ; 2) D) (-∞; -1/3 ) U ( 2; ∞) 20 / 25 x = 41 qiymat qaysi tengsizlikning yechimi bo`ladi A) (x-30)(x-34) < 0 B) (x-7)(x-2010) > 0 C) (x - 29)(x - 31) > 0 D) (x +1)(x + 42) < 0 21 / 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° 22 / 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 23 / 25 p ning nechta butun qiymatida x2 + px +4 = 0 tenglama haqiqiy ildizga ega emas A) 16 B) 4 C) 9 D) 7 24 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) x = - 1/2 B) (-∞; -1/2) C) (-∞; -1)U(4;∞) D) (- ∞; ∞) 25 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 9 B) 3 C) 5 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 Author: InfoMaster Foydali bo'lsa mamnunmiz
