7-sinf Matematika 4-chorak Aprel 7, 2021Aprel 7, 2021 da chop etilgan InfoMaster tomonidan 7-sinf Matematika 4-chorak ga 6 fikr bildirilgan 10 OMAD YOR BO'LSIN! 7-sinf Matematika 4-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Agar uchburchakning ikkita burchagi 600 va 400 ga teng bo`lsa, uning noma’lum burchagini toping A) 20° B) 100° C) 80° D) 120° 2 / 25 Tenglamaning ildizlarini toping: x2 – 49 = 0. A) 7 va -7 B) -7 C) 49 va – 49 D) 7 3 / 25 Teng yonli tog`ri burchakli uchburchak kichik burchagini toping. A) 30° B) 45° C) 60° D) 15° 4 / 25 Quyidagi mulohazalardan qaysi biri noto`g`ri ? A) Uchburchakda katta burchak qarshisida katta tomon yotadi. B) Uchburchakda kichik burchak qarshisida kichik tomon yotadi C) Uchburchakda kichik burchak qarshisida katta tomon yotadi. D) Uchburchakda katta tomon qarshisida katta burchak yotadi . 5 / 25 O`xshash hadlarni ixchamlang: 5a2 – 4b2 – 3a2 + b2 A) -6a²b² B) 2a²-3b² C) 6a²b² D) a²-2b² 6 / 25 Algebraik kasrning son qiymatini toping: (a-b)/(a+2b), bunda a=16, b= -3. A) 1.9 B) 1.6 C) 13/22 D) 1.3 7 / 25 To`rtburchak ichki burchaklari yig`indisi necha gradusga teng ? A) 270° B) 540° C) 180° D) 360° 8 / 25 Birhadning son qiymatini toping:, bunda y = -15, x = 6. A) 18 B) 3 C) 1 D) 12 9 / 25 Algebraik ifodaning qiymatini toping:, bunda a = 10, b = -5 A) 0 B) 250 C) -50 D) -1250 10 / 25 Ko`phadning son qiymatini toping: x2 +2xy +y2, bunda x = 1,2, y = -1,2. A) 2 B) 0 C) 5,76 D) 1 11 / 25 Birhadning son qiymatini toping: bunda y=-15, x=6 A) 18 B) 3 C) -1 D) 12 12 / 25 Kasrni qisqartiring: A) ½ B) -1 C) (4x-10y)/(10x-4y) D) 10x-4y 13 / 25 Umumiy ko‘paytuvchilarni qavsdan tashqariga chiqaring: 72a2-36a A) 72a(a-36) B) 2a(a-1) C) 2a(2a-1) D) 36a(2a-1) 14 / 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)² D) 2(a+2) 15 / 25 Kasrni qisqartiring: A) 3a/b B) 3a²b C) 8a²b D) 3 16 / 25 Ko‘paytmani daraja shaklida yozing: A) (1/3)⁷ B) (1/3)⁹ C) (1/3)⁵ D) 3 17 / 25 Umumiy ko‘paytuvchini qavsadan tashqariga chiqaring: (x+y)6z-8(x+y) A) (x+y) (6z-4) B) 2(x+y) (3z-4) C) (x+y) (3z+8) D) (x+y) (3z-4) 18 / 25 Umumiy ko‘paytuvchilarni qavsdan tashqariga chiqaring: 4x+6b+2 A) 4(x+2b+1) B) 2(2x+3) C) 8x+6b+4 D) 2(2x+3b+1) 19 / 25 Agar bo`lsa, BC ni toping. ? A) 17,3 sm B) 4,3 sm C) 5,3 sm D) 7,3 sm 20 / 25 Tenglamani yeching: (3x - 4) - (6 - 2x) = 3. A) 13 B) 2,6 C) 1,2 D) 3,8 21 / 25 Amallarni bajaring: 12,42 + (4,234 - 2,42). A) 5,76 B) 19,174 C) 10,606 D) 14,234 22 / 25 Tenglamani yeching: 0,04x = 4 A) 10 B) 100 C) 0,016 D) 0,16 23 / 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) 15 sm B) 45 sm C) 60 sm D) 90 sm 24 / 25 Soatning soat mili 3 soatda necha gradusga buriladi ? A) 60° B) 45° C) 30° D) 90 ° 25 / 25 O`xshash hadlarni ixchamlang: 3,4 a - b - 1- 1,4a + 3b. A) 2a +2b -1 B) 2a -4b -1 C) 4,8a + 2b - 1 D) 4,8 a +4b -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