Uy » Choraklik online testlar » Matematika choraklik » 7-sinf Matematika 4-chorak Matematika choraklik 7-sinf Matematika 4-chorak InfoMaster Aprel 7, 2021 1604 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 2 2 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 7-sinf Matematika 4-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Son qiymatini aniqlang a*b+a*a*b, bunda a=2, b=3 A) 60 B) 26 C) 28 D) 18 2 / 25 Quyidagi kasrlar uchun umumiy mahrajni toping: A) 42x³y² B) 1168x³y² C) 21x³y² D) 84x³y² 3 / 25 Kasrlarni ko‘paytiring: A) 2ac/bd B) ac/bd C) ab/cd D) ad/bc 4 / 25 Umumiy ko‘paytuvchini qavsdan tashqariga chiqaring: 25pq-15q A) 5q(5p+3) B) 3(25pq+1) C) 5q(5p-4) D) 5q(5p-3) 5 / 25 Quyidagi kasrlar uchun umumiy mahrajni toping: 2b/(a+2) va 3/(a*a+4a+4) A) (a-2)² B) (a+2)² C) 2(a+2) D) 2(a+2)² 6 / 25 Quyidagi kasrlar uchun umumiy mahrajni toping: A) 12abc B) a²b²c² C) abc D) 2a²b²c² 7 / 25 Quyidagi kasrlar uchun umumiy mahrajni toping: A) a/ab va 3/ab B) b/ab va 3a/ab C) a/b va 3/a D) 3/ba va 4a/b 8 / 25 Kasrni qisqartiring: A) 10x-4y B) (4x-10y)/(10x-4y) C) -1 D) ½ 9 / 25 Agar bo`lsa, BC ni toping. ? A) 7,3 sm B) 17,3 sm C) 4,3 sm D) 5,3 sm 10 / 25 Agar qo`shni burchaklar gradus o`lchovlari nisbati 4:5 bo`lsa, ularni toping. A) 80gradus; 100gradus B) 40gradus; 140gradus C) 60gradus; 75gradus D) 70gradus; 110gradus 11 / 25 Tenglamani yeching: 12x - 48 = 5x +1. A) 1 B) -49/17 C) 7 D) 3 12 / 25 (x -1) : (x+1) = 3 : 5 tenglamaning ildizi bo`lsa, 41 - ifodaning son qiymatini toping. A) 26 B) 23 C) 37 D) 4 13 / 25 Amallarni bajaring: 12,42 + (4,234 - 2,42). A) 10,606 B) 5,76 C) 14,234 D) 19,174 14 / 25 Kasrlarning ayirmasini toping A) -1/5 B) 3/5b C) (5b-2)/5b D) 1/4b 15 / 25 Uzunliklari 4 sm, 5 sm , 6 sm, 7 sm bo`lgan kesmalardan nechta uchburchak yasash mumkin ? A) 3 B) 4 C) 5 D) 2 16 / 25 O`xshash hadlarni ixchamlang: 5a2 – 4b2 – 3a2 + b2 A) a²-2b² B) 6a²b² C) 2a²-3b² D) -6a²b² 17 / 25 Ko`paytuvchilarga ajrating: 3a3 – 3. A) 3(a-1)(a²+a+1) B) 3(a-1)(a²-a+1) C) 3 (a-1)(a+1) D) 3(a-1)(a²- a-1) 18 / 25 Ko`paytuvchilarga ajrating: 16a2 – 81. A) (4a-3)(4a+3) B) (4a – 9)² C) (4a-9)(4a+9) D) (16a – 81)(16a +81) 19 / 25 Agar uchburchakning burchaklari 2,3,4 sonlariga proporsional bo`lsa, ularni toping. A) 30°, 45°, 60° B) 40°, 60°, 80° C) 20°, 30°, 40° D) 80°, 120°, 160° 20 / 25 Quyidagi mulohazalardan qaysi biri noto`g`ri ? A) Uchburchakda katta burchak qarshisida katta tomon yotadi. B) Uchburchakda katta tomon qarshisida katta burchak yotadi . C) Uchburchakda kichik burchak qarshisida katta tomon yotadi. D) Uchburchakda kichik burchak qarshisida kichik tomon yotadi 21 / 25 Birhadning son qiymatini toping:, bunda y = -15, x = 6. A) 12 B) 18 C) 1 D) 3 22 / 25 Hisoblang: A) 1 B) 625 C) 25 D) 5 23 / 25 Algebraik ifodaning qiymatini toping:, bunda a = 10, b = -5 A) 250 B) -50 C) -1250 D) 0 24 / 25 n ning qanday qiymatida tenglik to`g`ri bo`ladi: A) 1 B) 3 C) 2 D) 8 25 / 25 Hisoblang: A) 4 B) 1/2 C) 1/4 D) 2 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
