Uy » Choraklik online testlar » Matematika choraklik » 7-sinf Matematika 3-chorak Matematika choraklik 7-sinf Matematika 3-chorak InfoMaster Aprel 7, 2021 3271 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 6 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 7-sinf Matematika 3-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Soddalashtiring: (c-3)2 – (c+3)(3-c) A) 0 B) 2c²– 6c C) -6c D) 2c²–6c+18 2 / 25 O`xshash hadlarni ixchamlang: 5a2 – 4b2 – 3a2 + b2 A) 6a²b² B) -6a²b² C) a²-2b² D) 2a²-3b² 3 / 25 Kasrlarning ayirmasini toping A) 1/4b B) -1/5 C) 3/5b D) (5b-2)/5b 4 / 25 Kasrlarning yig`indisini toping: A) (b+c)/abc B) 2/ab²c C) (a+c)/abc D) 2b/ab²c 5 / 25 Surati p va q sonlarining ayirmasiga, maxraji esa ularning ko`paytmasiga teng bo`lgan algebraik kasrni yozing. A) (p+q)/pq B) pq/(p-q) C) (p-q)/pq D) pq/(p+q) 6 / 25 Tog`ri burchakli uchburchakning gipotenuzasi 12 sm, 300 li burchak qarshisidagi katet uzunligini toping. A) 6 sm B) 12 sm C) 4 sm D) 9 sm 7 / 25 To`rtburchak ichki burchaklari yig`indisi necha gradusga teng ? A) 270° B) 540° C) 180° D) 360° 8 / 25 Algebraik kasrning son qiymatini toping: (a-b)/(a+2b), bunda a=16, b= -3. A) 1.3 B) 1.9 C) 1.6 D) 13/22 9 / 25 Kasrni qisqartiring: A) 3/a B) 3/ab C) b/3a D) 3b/a 10 / 25 Tenglamaning ildizlarini toping: x2 – 49 = 0. A) -7 B) 7 C) 49 va – 49 D) 7 va -7 11 / 25 Ko`paytirishni bajaring: (x2 + 1)(x -1)(x+1) A) (x - 1)⁴ B) x⁴ – 1 C) x⁴+1 D) (x + 1)⁴ 12 / 25 Amallarni bajaring: 12,42 + (4,234 - 2,42). A) 19,174 B) 10,606 C) 14,234 D) 5,76 13 / 25 Ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan uchtasining yig`indisi 250 gradus ga teng. Burchaklardan kichigini toping. A) 40° B) 35° C) 50° D) 70° 14 / 25 Bo`yi enidan 3 marta katta bo`lgan to`g`ri to`rtburchakning perimetri 120 sm ga teng. Shu to`g`ri to`rtburchakning bo`yini toping. A) 90 sm B) 15 sm C) 60 sm D) 45 sm 15 / 25 Futbol musobaqasida har biri 1500 so`mdan 6000 ta chipta va har biri 2000 so`mdan 4000 ta chipta sotildi. Hamma chiptalar uchun qancha pul olingan ? A) 14560000 B) 17000000 so`m C) 9800000 D) 8900000 so`m 16 / 25 Tenglik shaklida yozing: a va b sonlari yig`indisining ikkilangani ularning ko`paytmasiga teng. A) 2∙(a+b) = a • b B) 2∙(a+b) = 2a • b C) a + b = 2 • a • b D) a + b • 2 = a • b 17 / 25 (x -1) : (x+1) = 3 : 5 tenglamaning ildizi bo`lsa, 41 - ifodaning son qiymatini toping. A) 26 B) 4 C) 23 D) 37 18 / 25 Agar qo`shni burchaklar gradus o`lchovlari nisbati 4:5 bo`lsa, ularni toping. A) 70gradus; 110gradus B) 80gradus; 100gradus C) 60gradus; 75gradus D) 40gradus; 140gradus 19 / 25 Uchburchakning bir uchidan shu uchining qarshisidagi tomonga tushirilgan perpendikulyar nima deb ataladi A) to`g`ri javob yo`q B) balandlik C) mediana D) bissektrisa 20 / 25 Ko`phadning son qiymatini toping: x2 +2xy +y2, bunda x = 1,2, y = -1,2. A) 1 B) 2 C) 5,76 D) 0 21 / 25 Hisoblang: A) 1/4 B) 1/2 C) 4 D) 2 22 / 25 To`g`ri chiziqning ixtiyoriy nuqtasidan unga nechta perpendikulyar to`g`ri chiziq o`tkazish mumkin ? A) istalgancha B) 1 C) 2 D) 3 23 / 25 Hisoblang: A) b² B) a/b C) a²b² D) a² 24 / 25 Ifodani soddalashtiring: A) 6b B) 10a + 6b C) 10a D) 2a 25 / 25 Birhadning son qiymatini toping:, bunda y = -15, x = 6. A) 12 B) 3 C) 1 D) 18 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
