Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 3-chorak Matematika choraklik 9-sinf Matematika 3-chorak InfoMaster Aprel 20, 2021 1124 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 5 4 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 9-sinf Matematika 3-chorak Testni Salomov Sardor tayyorladi. 1 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 5 B) 1 C) 9 D) 3 2 / 25 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) 9 B) -1 C) 1 D) 6 3 / 25 A(7;11), B(10; 7) bo`lsa, AB kesmaning uzunligini toping A) 7 B) 147 C) 35 D) 5 4 / 25 4x2 + 4x +1 ≤0 tengsizlikni yeching A) (-∞; -1/2) B) (- ∞; ∞) C) (-∞; -1)U(4;∞) D) x = - 1/2 5 / 25 x2 + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping A) -12 B) -4 C) 23 D) 12 6 / 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; ∞) 7 / 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) 0,6 ga C) 2,4 ga D) 3 ga 8 / 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) 9 / 25 y = 4x2 +12x +9 funksiyaning o`sish oralig`ini toping A) (-∞; 1,5) B) (1,5; ∞) C) (-1,5; ∞) D) (-∞; -1,5) 10 / 25 y = x2 +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi A) (-∞;1) U (6; ∞) B) (-3; 2) C) (-∞;2) U (3; ∞) D) (2; 3) 11 / 25 Tengsizlikni yeching: (x – 6)(x – 13) <0 A) (6;13) B) (-13; -6) C) (-∞;-13) U (6; ∞) D) (-∞;6) U (13; ∞) 12 / 25 Sonlarni o’sish tartibida joylashtiring A) a<b<c B) b<a<c C) c>a>b D) c<a<b 13 / 25 Hisoblang A) 8 B) 53 C) 2 D) 45 14 / 25 Sonlarni taqqoslang A) b=a B) b<a C) b=a+0,8 D) a = b + 0,5 15 / 25 Funksiyaning aniqlanish sohasini toping A) x≠1 B) x≤1 C) x≥ 1 D) (-∞;+∞ ) 16 / 25 Hisoblang A) √589 B) √23 C) √2 D) √7 17 / 25 Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating A) Bir – biriga teng B) Bir nuqtada kesishadi C) Har biri uchburchakni ikkita tengdosh qismga ajratadi D) Kesishish nuqtasida 2:1 nisbatda bo’linadi 18 / 25 Agar va 90°° bo’lsa, sina ni toping A) 12/13 B) 5/13 C) 14/13 D) 5/12 19 / 25 Ifodaning qiymatini toping: (-8)2-(-5)3-(12) 2 A) 48 B) 122 C) 45 D) 189 20 / 25 Amallarni bajaring: A) 213 B) 60 C) 61 D) 69 21 / 25 Burchakning gradus o’lchovini toping: 3π/4 A) 135° B) 140° C) 150° D) 35° 22 / 25 Funksiyalarning qaysi biri juft funksiya A) 1,2 B) 3,4 C) 1,4 D) 2,3 23 / 25 Ifodaning qiymatini toping: tg300° A) -√3 B) 0 C) √3/3 D) √3 24 / 25 Agar va bo’lsa, ni toping A) 0,5 B) 1/3 C) 2/3 D) 1,2 25 / 25 To’g’ri burchakli uchburchakning gipotenuzasi 18 sm va bir kateti 4 sm bo’lsa, uning ikkinchi katetini toping A) 2√27 B) 340 C) 72 D) 320 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
