7-sinf Matematika 4-chorak Aprel 7, 2021Aprel 7, 2021 da chop etilgan InfoMaster tomonidan 7-sinf Matematika 4-chorak ga 6 fikr bildirilgan 1 OMAD YOR BO'LSIN! 7-sinf Matematika 4-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Birhadning son qiymatini toping: 0.5*a²b³c , bunda a= -2, b= -1, c=10. A) 40 B) 20 C) -20 D) 10 2 / 25 Kasrlarning yig`indisini toping: A) 2/ab²c B) (b+c)/abc C) 2b/ab²c D) (a+c)/abc 3 / 25 Hisoblang: 29,42 – 29,32. A) 58,7 B) 5,87 C) 0,01 D) 0, 587 4 / 25 Quyidagi kasrlar uchun umumiy mahrajni toping: A) 1168x³y² B) 21x³y² C) 84x³y² D) 42x³y² 5 / 25 Ifodani soddalashtiring: A) 2a B) 10a C) 10a + 6b D) 6b 6 / 25 Kasrni qisqartiring: A) 3/ab B) b/3a C) 3b/a D) 3/a 7 / 25 Hisoblang: A) 625 B) 5 C) 1 D) 25 8 / 25 Umumiy ko‘paytuvchilarni qavsdan tashqariga chiqaring: 4x+6b+2 A) 2(2x+3b+1) B) 2(2x+3) C) 8x+6b+4 D) 4(x+2b+1) 9 / 25 Birhadning son qiymatini toping:, bunda y = -15, x = 6. A) 1 B) 3 C) 12 D) 18 10 / 25 Algebraik ifodaning qiymatini toping:, bunda a = 10, b = -5 A) 250 B) -50 C) -1250 D) 0 11 / 25 Teng yonli uchburchakning perimetri 48, yon tomoni 18 ga teng. Uning asosini toping A) 16 B) 14 C) 18 D) 12 12 / 25 Agar uchburchakning burchaklari 2,3,4 sonlariga proporsional bo`lsa, ularni toping. A) 80°, 120°, 160° B) 40°, 60°, 80° C) 30°, 45°, 60° D) 20°, 30°, 40° 13 / 25 Amallarni bajaring: 12,42 + (4,234 - 2,42). A) 14,234 B) 5,76 C) 10,606 D) 19,174 14 / 25 Hisoblang: A) 625 B) 1 C) 5 D) 25 15 / 25 Soddalashtiring: (c-3)2 – (c+3)(3-c) A) 2c²– 6c B) 0 C) -6c D) 2c²–6c+18 16 / 25 Quyidagi kasrlar uchun umumiy mahrajni toping: A) b/ab va 3a/ab B) a/ab va 3/ab C) a/b va 3/a D) 3/ba va 4a/b 17 / 25 Otasi 38 yoshda, o`g`li esa 12 yoshda. Necha yildan keyin otasi o`g`lidan ikki marta katta bo`ladi ? A) 6 B) 11 C) 14 D) 9 18 / 25 Hisoblang: A) 9 B) 1/9 C) 3 D) 1/3 19 / 25 Burchak bissektrisasi uning tomoni bilan 41°li burchak hosil qiladi. Berilgan burchakni toping. A) 82° B) 59 ° C) 49° D) 139° 20 / 25 Soatning soat mili 3 soatda necha gradusga buriladi ? A) 30° B) 45° C) 60° D) 90 ° 21 / 25 Umumiy ko‘paytuvchini qavsadan tashqariga chiqaring: (x+y)6z-8(x+y) A) 2(x+y) (3z-4) B) (x+y) (3z+8) C) (x+y) (6z-4) D) (x+y) (3z-4) 22 / 25 Quyidagi mashqda ikkihadning kvadratini ko‘phad shaklida yozing:(a-b)2 A) a²-3ab+b² B) a²+2ab+b² C) a²-2ab+b² D) a²-6ab+3b² 23 / 25 a=10, b=8 bo‘lganda algebraik kasrning son qiymatini toping? A) 3 B) 9 C) 8 D) 4 24 / 25 Ko`paytuvchilarga ajrating: 16a2 – 81. A) (16a – 81)(16a +81) B) (4a-3)(4a+3) C) (4a – 9)² D) (4a-9)(4a+9) 25 / 25 To`g`ri chiziqning ixtiyoriy nuqtasidan unga nechta perpendikulyar to`g`ri chiziq o`tkazish mumkin ? A) istalgancha B) 2 C) 3 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 Matematika choraklik Teglar:7-sinf, matematika
