Uy » Choraklik online testlar » Matematika choraklik » 7-sinf Matematika 3-chorak Matematika choraklik 7-sinf Matematika 3-chorak InfoMaster Aprel 7, 2021 3100 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 Hisoblang: (12a4b3 +21a2b4) : 3a2b3 A) 4ab + 7b B) 4a² + 7ab C) 4a² + 7b D) 4a + 7 b 2 / 25 O`xshash hadlarni ixchamlang: 5a2 – 4b2 – 3a2 + b2 A) -6a²b² B) 2a²-3b² C) a²-2b² D) 6a²b² 3 / 25 To`rtburchak ichki burchaklari yig`indisi necha gradusga teng ? A) 540° B) 360° C) 180° D) 270° 4 / 25 Tenglamaning ildizlarini toping: x2 – 49 = 0. A) 49 va – 49 B) 7 C) 7 va -7 D) -7 5 / 25 Quyidagi mulohazalardan qaysi biri noto`g`ri ? A) Uchburchakda katta tomon qarshisida katta burchak yotadi . B) Uchburchakda kichik burchak qarshisida kichik tomon yotadi C) Uchburchakda katta burchak qarshisida katta tomon yotadi. D) Uchburchakda kichik burchak qarshisida katta tomon yotadi. 6 / 25 Agar uchburchakning burchaklari 2,3,4 sonlariga proporsional bo`lsa, ularni toping. A) 40°, 60°, 80° B) 80°, 120°, 160° C) 30°, 45°, 60° D) 20°, 30°, 40° 7 / 25 Birhadning son qiymatini toping: 0.5*a²b³c , bunda a= -2, b= -1, c=10. A) 20 B) -20 C) 40 D) 10 8 / 25 x ni shunday birhadga almashtiringki, natijada ikkihadning kvadrati hosil bo`lsin: a2 – 6ab + x A) b² B) 36b² C) 3b D) 9b² 9 / 25 Kasrni qisqartiring: A) 3/a B) 3b/a C) 3/ab D) b/3a 10 / 25 Agar uchburchakning ikkita burchagi 600 va 400 ga teng bo`lsa, uning noma’lum burchagini toping A) 120° B) 80° C) 100° D) 20° 11 / 25 Ko`phadning son qiymatini toping: x2 +2xy +y2, bunda x = 1,2, y = -1,2. A) 1 B) 5,76 C) 2 D) 0 12 / 25 Hisoblang: A) 625 B) 25 C) 5 D) 1 13 / 25 Algebraik ifodaning qiymatini toping: bunda a= 2 b=5 A) 50 B) 1250 C) 0 D) 250 14 / 25 Algebraik ifodaning qiymatini toping:, bunda a = 10, b = -5 A) 250 B) 0 C) -50 D) -1250 15 / 25 Ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan ikkitasining yig`indisi 1200. Bu burchaklarni toping A) 45gradus, 75gradus B) 60gradus , 60gradus C) 30gradus , 90gradus D) 15gradus , 105gradus 16 / 25 Ifodani soddalashtiring: A) 10a + 6b B) 2a C) 10a D) 6b 17 / 25 n ning qanday qiymatida tenglik to`g`ri bo`ladi: A) 3 B) 1 C) 2 D) 8 18 / 25 Algebraik ifodaning qiymatini toping: 3a + 2b, bunda a = 3, b = -5. A) 0 B) -1 C) 4 D) 19 19 / 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 + 10 B) 3a +5 C) 3a D) 3a -10 20 / 25 Soatning soat mili 3 soatda necha gradusga buriladi ? A) 60° B) 90 ° C) 45° D) 30° 21 / 25 Yig`indisi 84 ga teng bo`lgan ikkita ketma-ket toq sondan kichigini toping. A) 41 B) 33 C) 37 D) 43 22 / 25 (x -1) : (x+1) = 3 : 5 tenglamaning ildizi bo`lsa, 41 - ifodaning son qiymatini toping. A) 26 B) 4 C) 37 D) 23 23 / 25 Tenglamani yeching: 0,04x = 4 A) 100 B) 10 C) 0,016 D) 0,16 24 / 25 a sonni shunday tanlangki, 3x - 4 = a - 2x tenglama x = 1 ildizga ega bo`lsin A) 5 B) 0 C) 1 D) -9 25 / 25 Agar qo`shni burchaklar gradus o`lchovlari nisbati 4:5 bo`lsa, ularni toping. A) 70gradus; 110gradus B) 80gradus; 100gradus C) 40gradus; 140gradus D) 60gradus; 75gradus 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
