Uy » Choraklik online testlar » Matematika choraklik » 7-sinf Matematika 3-chorak Matematika choraklik 7-sinf Matematika 3-chorak InfoMaster Aprel 7, 2021 2836 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 6 33 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 7-sinf Matematika 3-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Kasrlarning ayirmasini toping A) 1/4b B) (5b-2)/5b C) -1/5 D) 3/5b 2 / 25 O`xshash hadlarni ixchamlang: 5a2 – 4b2 – 3a2 + b2 A) 6a²b² B) -6a²b² C) 2a²-3b² D) a²-2b² 3 / 25 x ni shunday birhadga almashtiringki, natijada ikkihadning kvadrati hosil bo`lsin: a2 – 6ab + x A) 36b² B) 9b² C) 3b D) b² 4 / 25 Hisoblang: (12a4b3 +21a2b4) : 3a2b3 A) 4a² + 7b B) 4a² + 7ab C) 4a + 7 b D) 4ab + 7b 5 / 25 Ko`paytirishni bajaring: (x2 + 1)(x -1)(x+1) A) x⁴ – 1 B) (x - 1)⁴ C) (x + 1)⁴ D) x⁴+1 6 / 25 Surati p va q sonlarining ayirmasiga, maxraji esa ularning ko`paytmasiga teng bo`lgan algebraik kasrni yozing. A) (p+q)/pq B) (p-q)/pq C) pq/(p-q) D) pq/(p+q) 7 / 25 Tenglamaning ildizlarini toping: x2 – 49 = 0. A) 49 va – 49 B) 7 C) -7 D) 7 va -7 8 / 25 Ko`paytuvchilarga ajrating: 16a2 – 81. A) (4a-3)(4a+3) B) (16a – 81)(16a +81) C) (4a-9)(4a+9) D) (4a – 9)² 9 / 25 Algebraik kasrning son qiymatini toping: (a-b)/(a+2b), bunda a=16, b= -3. A) 13/22 B) 1.9 C) 1.6 D) 1.3 10 / 25 Teng yonli uchburchakning perimetri 48, yon tomoni 18 ga teng. Uning asosini toping A) 14 B) 16 C) 18 D) 12 11 / 25 Uchburchakning bir uchidan shu uchining qarshisidagi tomonga tushirilgan perpendikulyar nima deb ataladi A) balandlik B) bissektrisa C) to`g`ri javob yo`q D) mediana 12 / 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 13 / 25 Hisoblang: A) 9 B) 1/9 C) 3 D) 1/3 14 / 25 Teng yonli uchburchakning perimetri 48 ga teng. Uning tomonlaridan biri 12 ga teng bo`lsa, qolgan tomonlarini toping A) 16; 16 B) 12; 12 C) 18; 18 D) 18; 24 15 / 25 Hisoblang: A) a²b² B) a/b C) b² D) a² 16 / 25 Algebraik ifodaning qiymatini toping: bunda a= 2 b=5 A) 250 B) 0 C) 1250 D) 50 17 / 25 Teng yonli uchburchakning asosining uzunligi a ga teng bo`lib, u yon tomonlaridan 5 ga ortiq. Shu uchburchakning perimetrini hisoblash uchun ifoda tuzing. A) 3a B) 3a +5 C) 3a -10 D) 3a + 10 18 / 25 Tenglik shaklida yozing: a va b sonlari yig`indisining ikkilangani ularning ko`paytmasiga teng. A) 2∙(a+b) = 2a • b B) a + b = 2 • a • b C) 2∙(a+b) = a • b D) a + b • 2 = a • b 19 / 25 Soatning soat mili 3 soatda necha gradusga buriladi ? A) 90 ° B) 30° C) 45° D) 60° 20 / 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) 60 sm B) 15 sm C) 45 sm D) 90 sm 21 / 25 (x -1) : (x+1) = 3 : 5 tenglamaning ildizi bo`lsa, 41 - ifodaning son qiymatini toping. A) 26 B) 23 C) 37 D) 4 22 / 25 Amallarni bajaring: 12,42 + (4,234 - 2,42). A) 19,174 B) 14,234 C) 10,606 D) 5,76 23 / 25 O`xshash hadlarni ixchamlang: 3,4 a - b - 1- 1,4a + 3b. A) 4,8 a +4b -1 B) 2a +2b -1 C) 2a -4b -1 D) 4,8a + 2b - 1 24 / 25 Agar bo`lsa, BC ni toping. ? A) 4,3 sm B) 5,3 sm C) 7,3 sm D) 17,3 sm 25 / 25 Otasi 38 yoshda, o`g`li esa 12 yoshda. Necha yildan keyin otasi o`g`lidan ikki marta katta bo`ladi ? A) 11 B) 14 C) 6 D) 9 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
