Algebra vii-sinf. I-chorak test. A-variant
Algebra VII-sinf. II-chorak testi.A-variant
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7-sinf-uchun-Algebradan-4-variantli-testlar (1)-converted
Algebra VII-sinf. II-chorak testi.A-variantHisoblang: 23 #1 6#2 5 #3 8#4 10#5 4 Hisoblang: (-0.2)3 #1 -0.008#2 0.008#3 -0.08#4 0.08#5 0.8 Darajaning 4 - xossasini yozing. #1 (ab)n =an bn #2 an b#3 abn#4 bn#5 a-bn Daraja shaklida yozing: 729= #1 34 #2 35 #3 36 #4 27 #5 29 Amallarni bajaring: (-a)3 *(2a)=? #1 -3a3 #2 -2a4 #3 -4a3 #4 -2a2 #5 -3a2 Quyidagi sonlar ichida eng kichigini toping. #1 0,0050513 #2 0,0505 #3 0,00550#4 0,055#5 0,55 Litrda ifodalang: 45 mm3 #1 0,0045 #2 0,045 #3 0,45 #4 0,000045 #5 0,00045 Ifodani soddalashtiring: a+a #1 2a #2 a4 #3 a3 #4 5a #5 4a Ifodani soddalashtiring: a*a* #1 a5 #2 a4 #3 a3 #4 5a #5 a2 Ifodaning qiymatini toping: (-9)2 +( 2 #1 49 #2 81 #3 25 #4 9 #5 16 Tenglamani yeching: x:73=7 #1 #2 2401 #3 243 #4 #5 729 Tenglamani yeching: 414:x=412 #1 #2 2401 #3 243 #4 #5 729 Ifodani daraja shaklida yozing: 73n+4*72n-1:7n+2 #1 74n+1 #2 7n #3 73n-1 #4 76n+5 #5 7n-3 n ning qanday qiymqtida tenglik to’g’ri bo’ladi. (34)n=316 #1 5 #2 4 #3 10 #4 3 #5 6 n ning qanday qiymqtida tenglik to’g’ri bo’ladi.6 (64)n=625 #1 5 #2 4 #3 10 #4 3 #5 6 Taqqoslang: 620*340 #1 < #2 > #3 = #4 Standart shakldagi yozilgan birhadning son ko’paytuvchisini shu birhadning … deyiladi #1 koeffitsienti #2 birhad #3 standart shakldagi #4 birhadning son qiymati #5 TJY a va b sonlar uchlanganining to’rtinchi darajasini yozing #1 (a-b)3 #2 (ab)3 #3 (a+b)3 #4 4(a+b)2 #5 81a4b4 Birhadni standart shaklida yozing: -2ab4(-4)2a2b Birhadni ko’paytiring: (5) Birhadning qiymatini toping: 3a2b3 , a=3, b=3 Birhadning qiymatini toping: -4a2b3 , a=3, b=1 Ko’phadning son qiymatini toping: 2x2+3y3+4z , x=-1, y=-1, z=-1 Ko’phadni standart shaklga keltiring: 2y3-4y2+5-y3-y2 Ifodani soddalashtiring: 5(2x-y)-7(4x-2y) Download 0.56 Mb. Do'stlaringiz bilan baham: 
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