algebra test 7-sinf 1-4 ch

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aim.uz [bookmark: _goback]7 – sinf. matematika. i-chorak. i-variant. 1. to’g’ri to’rtburchakning bo’yi 8 sm ga teng .eni bo’yidan 1,5 sm qisqa. to’g’ri to’rtburchakning yuzini toping . a) 50 sm2 b) 60sm 2 s) 52 sm 2 2. propotsiyaning noma’lum hadini toping. 3,5 : x = 2,4 *4,8 a) 7 b) 64 s) 70 3. “tiko” rusumli avtomobil 100 km masofaga 5 litr benzin sarflaydi. bu avtomobil 50 km. masofaga qancha benzin sarflaydi. a) 7,5 b) 2,5 s) 6,5 4. tenglamani yeching . 4x =16 a) 4 b) 5 s) 8 5. amallarni bajaring . 2,7 + ( 3,2+2,8 ) a) 10,2 b) 9,7 s) 8,7 6. o’xshash xadlarni ixchamlang . 4a + 2 v + a –v a) 5 a + v b) va + v s) 8 a – v 7. 8 a+ 2 b v + a –v a) 9a + v b) 9a – v s) 9 …

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. i-chorak. 1-variant 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 s a b a s a a s a a s a s a s a a s b a a a a b a 7 – sinf. matematika. i-chorak. ii-variant. 1. to’g’ri to’rtburchakning buyi 4 sm , eni bo’yidan 2,4 sm qisqa . to’g’ri to’rtburchakning yuzini toping . a) 6,4 sm2 b) 4,8 sm2 s) 5,4 sm2 2. amallarni bajaring . ( 6 + 12 ) * 3 a) 42 b) 30 s) 54 3. a = 2 v = 3 bo’lganda 3a + 2 v – 7 algebraik ifodaning qiymatini toping . a) 5 b) 10 s) – 12 4. 2a + 3v bunda a = 3 v = -2 ifodaning qiymatini toping . a) 0 b) 12 s) -12 …

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s = 3 a) 9 b) 6 s) – 1 24. tenglamani yeching 2 u + 3 =7 a) 2 b) 3 s) 4 25. tenglamani yeching . x +12 = 22 a) 2 b) 32 s) 10 . i-chorak. 2-variant 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 a s a a s b a a a a b a s a b a s a a s a a s a s 7 – sinf. matematika. ii-chorak. i-variant. 1.birhadni boshqa birhadning kvadrati shaklida yozing: 9 a2. a. 32a2 b. 33a2 c. 34a2 2.birhadni darajaga ko’paytiring: (2a)3. a. 2 a4 b. 23a3 c. 2a5 3. birhadni boshqa birhadning kubi shaklida yozing: 27 a3. a. 273a3 b. 93a3 c. 33a3 4. birhadni ko’paytiring: (2a)(3b). a. bab b. aba c. aab. 5. ko’phadlar deb …

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uyurtmani bajaribgina qolmasdan, balki qoshimcha 4 ta ortiq mashina ishlab chiqargan. zavod buyurtma bo’yicha nechta mashina ishlab chiqarishi kerak edi? a. 300ta; b. 400ta; d. 404ta; e. 304ta; f. 3001 ta. 11. ifodani soddalashtiring a. 18 b. 28 d. 32 e. 120 f. 645 12. hisoblang: ; a. 2; b. 8; d. 4; e.16; f. 9. 13. hisoblang. a. 81 b. 27 d. 9 e. 3 f. 1 14. tenglamani eching. – x – 1 = x; a. x=-1; b. x=1; d. x=0,5; e. x= - 0,5; f. x = 2. 15. ifodani soddalashtiring. 3(2x+1) + 5(1+3x); a. 21x - 8; b. 21x + 8 ; d. 11x + 8; e. 11x – 8; f. 22x + 7. 16. ko’phadning son qiymatini toping 2a3 - 3ab + b2 bunda a = 0,2; b = 1/2 a. – 0,28 b. 0,25 d.-0,034 e. 1, 4 f. – 2,25. 17. 5ab; d. …

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aim.uz [bookmark: _goback]7 – sinf. matematika. i-chorak. i-variant. 1. to’g’ri to’rtburchakning bo’yi 8 sm ga teng .eni bo’yidan 1,5 sm qisqa. to’g’ri to’rtburchakning yuzini toping . a) 50 sm2 b) 60sm 2 s) 52 sm 2 2. propotsiyaning noma’lum hadini toping. 3,5 : x = 2,4 *4,8 a) 7 b) 64 s) 70 3. “tiko” rusumli avtomobil 100 km masofaga 5 litr benzin sarflaydi. bu avtomobil 50 km. masofaga qancha benzin sarflaydi. a) 7,5 b) 2,5 s) 6,5 4. tenglamani yeching . 4x =16 a) 4 b) 5 s) 8 5. amallarni bajaring . 2,7 + ( 3,2+2,8 ) a) 10,2 b) 9,7 s) 8,7 6. o’xshash xadlarni ixchamlang . 4a + 2 v + a –v a) 5 a …

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