Algebra vii-sinf. I-chorak test. A-variant
Algebra VII-sinf. II-chorak testi.B-variant
Download 0.56 Mb.
|
7-sinf-uchun-Algebradan-4-variantli-testlar (1)-converted
- Bu sahifa navigatsiya:
- Algebra VII-sinf. II-chorak testi.C-variant
- Algebra VII-sinf. II chorak testi. D- variant
- Algebra VII-sinf. III-chorak testi.A-variant
Algebra VII-sinf. II-chorak testi.B-variantHisoblang; 44 #1 8#2 16 #3 256 #4 64#5 128 Darajaning 1 -xossasini yozing. #1 am *an =am+n #2 am *an =am-n#3 amn#4 am-n#5 an Darajaning 5 - xossasini yozing. #1 (a/b)n =an /bn #2 ( a/b)n=a/bn#3 (a/b)n=an/b #4 (a/b)n=a/b#5 (a/b)n=(ab)n Tenglamani yeching va to'g'ri javobni toping. 4x=0,24 #1 4x=0,24 x=0,24:4 x=0,06 #2 4x=0,24 x=0,24:4 x=0,08#3 4x=0,24 x=0,24:4 x=0,07 #4 4x=0,24 x=0,24:4 x=0,05#5 4x=0,24 x=0,24*4 x=0,96 1024 ni 2 ni darajasi shaklida yozing #1 26 #2 27 #3 28 #4 29 #5 210 Quyidagi sonlardan qaysinisi 2 sonidan uzoqroq joylashgan? #1 6,31 #2 6,21#3 5,12 #4 4,31#5 5,61 Ifodani soddalashtiring: a+a+a+a+a #1 a5 #2 a4 #3 a3 #4 5a #5 4a Ifodani soddalashtiring: a*a*a*a*a #1 a5 #2 a4 #3 a3 #4 5a #5 4a Ifodaning qiymatini toping: (-5)2 +(2 #1 49 #2 81 #3 25 #4 9 #5 16 Ifodaning qiymatini toping: (-4)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: 33:x=9 #1 #2 2401 #3 3 #4 #5 1000 Ifodani daraja shaklida yozing: 7n+4*72n-1:72n+3 #1 74n+1 #2 7n #3 73n-1 #4 76n+5 #5 7n-3 n ning qanday qiymqtida tenglik to’g’ri bo’ladi. (56)n=560 #1 5 #2 4 #3 10 #4 3 #5 6 Taqqoslang: 550*505 #1 < #2 > #3 = #4 a va b sonlar yig’indisining kubini yozing #1 (a-b)3 #2 (ab)3 #3 (a+b)3 #4 4(a+b)2 #5 81a4b4 a va b sonlar ko’paytmasining kubini yozing #1 (a-b)3 #2 a3b3 #3 (a+b)3 #4 4(a+b)2 #5 81a4b4 Birhadni standart shaklida yozing: -2ab4(-6)2a2b2 #1 256a3b5 #2 216a4b5 #3 -32a3b5 #4 -72a3b7 #5 256a3b7 Birhadni ko’paytiring: 15a12y(-4a3y7) Birhadning qiymatini toping: 6a2b3 , a=3, b=6 Bir nechta birhadning algebraik … ko’phad deyiladi Ko’phadning son qiymatini toping: -2x2+3y3+3z , x=1, y=1, z=3 Ko’phadni standart shaklga keltiring: 1,5x4+3y3-2x4-2y3-5 Ifodani soddalashtiring: -5(3y-4x)-8(-4y+5x) Taqqoslang: 544*2112 Algebra VII-sinf. II-chorak testi.C-variantHisoblang: (-1)7 #1 -1 #2 1#3 7#4 -7#5 0 Darajaning 2 - xossasini yozing. #1 am :an =am-n #2 am :an =am+n#3 am * an=am+n #4 an#5 amn Ko'phad va birhad ko'payitmasini toping. (-5)(3x3 +7x2 -x)=? #1 -15x3 -35x2 +5x #2 -15x2-37x +6x#3 -15x-30x2 +9x#4 -15x3-32x +9x#5 -15x2 -35-9x Birhadlarni ko'paytiring: (3a)(2b)=? #1 5ab#2 4ab #3 6ab #4 3ab#5 7ab 128 ni 2 ni darajasi shaklida yozing #1 26 #2 27 #3 28 #4 29 #5 210 Yuzi 1ga, eni 1m bo'lgan yo'lakning uzunligi necha metr? #1 1000 m#2 100 m #3 10000 m #4 100000 m#5 10 m Ifodani soddalashtiring: a+a+a+a #1 a5 #2 a4 #3 a3 #4 5a #5 4a Ifodani soddalashtiring: a*a*a*a #1 a5 #2 a4 #3 a3 #4 5a #5 4a Ifodaning qiymatini toping: (-3)2 +(2 #1 49 #2 81 #3 25 #4 9 #5 16 Daraja asosini toping: (3m+n)17 #1 17 #2 3m #3 n #4 3m+n #5 3 Tenglamani yeching: x:33=9 #1 #2 2401 #3 243 #4 #5 729 Tenglamani yeching: 53:x=25 #1 5 #2 2401 #3 243 #4 #5 100 Ifodani daraja shaklida yozing: 73n+4*7n-3:7n+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. (3n)5=275 #1 5 #2 4 #3 10 #4 3 #5 6 Taqqoslang: 1020*2010 #1 < #2 > #3 = #4 Sonli va harfiy ko’paytuvchilar ko’paytmasidan iborat algebraik ifoda … deyiladi #1 koeffitsienti #2 birhad #3 standart shakldagi #4 birhadning son qiymati #5 TJY a va b sonlar ayirmasining kubini yozing #1 (a-b)3 #2 (ab)3 #3 (a+b)3 #4 4(a+b)2 #5 81a4b4 Birhadni standart shaklida yozing: 24ab4(-4)2a2b #1 256a3b5 #2 216a4b5 #3 -32a3b5 #4 -72a3b7 #5 256a3b7 Birhadni standart shaklida yozing: 24ab3(-4)2a2b4 Birhadni ko’paytiring: -20xy(-3x3y5) Birhadning qiymatini toping: 5a2b3 , a=1, b=3 Ko’phadning son qiymatini toping: 2x2+3y3+4z , x=1, y=1, z=-1 Ko’phadning son qiymatini toping: -29x2+3y3+4z , x=1, y=1, z=10 Ko’phadni standart shaklga keltiring: 11x2+4x-x2-4x-3x Ifodani soddalashtiring: 3(4p-2q)+ 5(2p-6q) #1 15 #2 0 #3 3#4 60#5 150 Darajaning 3 - xossasini yozing. #1 (am )n =amn #2 am+n #3 am-n#4 am#5 a Ko'phadlarni ko'paytiring. (a+2)(a+3)=? #1 a2+4a+3#2 a2+6a+3 #3 a2 +5a+6#4 a+5a2+6#5 2+6a2+5a Ko'phadlarni ko'paytiring: (x+y)(x+1)=? #1 x2 +x+xy+y #2 x2 +y+x+1#3 x2 +x+y-xy#4 x2 -xy+y+x#5 x2 +xy+yx-1 Ko’phadlarni ko’paytiring: (a+2b)(a-2b)(a2+4b2) #1 a3-16b3 #2 a4-8b3 #3 a3-8b3 #4 a4+16b4 #5 a4-16b4 75kg ni tonnada ifodalang. #1 0,057t#2 0,0075t #3 0,075t #4 7,5t #5 0,75t Ifodani soddalashtiring: a+a+a #1 a5 #2 3a #3 a3 #4 5a #5 4a Ifodani soddalashtiring: a*a*a #1 a5 #2 a4 #3 a3 #4 5a #5 4a Ifodaning qiymatini toping: (-7)2 +( 2 #1 49 #2 81 #3 25 #4 9 #5 16 Daraja ko’rsatkichini toping. (3m+n)17 #1 17 #2 3m #3 n #4 3m+n #5 3 Tenglamani yeching: x*93=3 #1 #2 2401 #3 243 #4 #5 729 Tenglamani yeching: 100:x=104 #1 #2 1000 #3 243 #4 #5 10000 Ifodani daraja shaklida yozing: 75n+1*72n-1:7n-5 #1 74n+1 #2 7n #3 73n-1 #4 76n+5 #5 7n-3 n ning qanday qiymqtida tenglik to’g’ri bo’ladi. 2(24)n=230 #1 5 #2 4 #3 10 #4 3 #5 6 15. Taqqoslang: 10020*900010 #1 < #2 > #3 = #4 Bitta son ko’paytuvchidan va har xil asosli harfiy darajalardan tuzilgan birhadni … birhad deyiladi #1 koeffitsienti #2 birhad #3 standart shakldagi #4 birhadning son qiymati #5 TJY a va b sonlar yig’indisini ikkilanganini kvadratini yozing #1 (a-b)3 #2 (ab)3 #3 (a+b)3 #4 4(a+b)2 #5 81a4b4 Birhadni standart shaklida yozing: -23a2 b4(-3)3a2b #1 256a3b5 #2 216a4b5 #3 -32a3b5 #4 -72a3b7 #5 256a3b7 Birhadni ko’paytiring: 12x7y3*(- 5y4) Birhadni ko’paytiring: -4x3a3(-5y6b6) Birhadning qiymatini toping: -4a2b3 , a=2, b=5 Ko’phadning son qiymatini toping: 3x2+2y3+4z , x=-1, y=1, z=1 Ko’phadni standart shaklga keltiring: 11x2+4x-x2-4x Ko’phadni standart shaklga keltiring: 2y3-4y2+5-y3-y2+3 Ifodani soddalashtiring: 4(a-2b) -3(2a-3b) Algebra VII-sinf. III-chorak testi.A-variant1. Bo'lishni bajaring: (-6x):(2x)=? #1 -5#2 -7#3 -4#4 -3#5 -6 Quyidagi sonlardan qaysinisi 2 sonidan uzoqroq joylashgan? #1 6,31 #2 6,21#3 5,12 #4 4,31#5 5,61 a2 –b2 nimaga teng? #1 (a-b)(a+b)#2 a2 +2ab+b2#3 a2 -2ab+b2#4 (a+b)a2#5 a2 +ab+b2 4. (1+a)(1-a) =? #1 1+a2#2 1-a2#3 12 +a2#4 1+a#5 1-a 5 .Ifodani soddalashtiring va uning son qiymatlarini toping. ( 4c 1 x)(4c 1 x) (4c 1 x)2 bunda c=0,5; x=2 4 4 4
#1 8#2 9#3 6#4 7#5 15 Ko’paytuvchilarga ajrating: 4a(x-y)+4az+7b(y-x-z) #1 (x-y+z)(7b-4a) #2 (y-x-z)(7b+4a) #3 (x-y-z)(4a-7b) #4 –(x-y+z)(4a+7b) #5 (x-y+z)(4a-7b) Ko’paytuvchilarga ajrating: 7a(5a-3b)-10a+6b #1 (5a+3b)(7a-2) #2 (3b-5a)(7a+2) #3 (3b+5a)(7a+2) #4 (5a-3b)(7a+2) #5 (5a-3b)(7a-2) 8. 1 1 1 1 yig’indini hisoblang: 2 3 4 5 #1 #2 #3 #4 #5 5,912:16 ni hisoblang. #10,03695 #2 3,695#3 36,95#4 0,3695 #5 0,3965 Bo’lishni bajaring: (16a3b2-4a2b3+a2b2):(4a2b2) #1 4a+b+ #2 4a+b+4 #3 4ab- #4 4a-4b+4 #5 4a-b+ Hisoblang: #1 832 #2 8,32 #3 83,2 #4 5,2 #5 16 Birhadni standart shaklda yozing: (- 3*x2y*(-18)y2x #1 x3y3 #2 18 x3y3 #3 -18 x3y3 #4 - x2yy2x #5 2 x3y3 Ko’paytuvchilarga ajrating: (a-b)2-(b-a) #1 (a+b)(6+a+b) #2 (x-y)(4+3x-3y) #3 (a-b)(1+a-b) #4 (a-b)(a-b+1) #5 (x+y)(4x-2y) Ko’paytuvchilarga ajrating: a(a-b)2-(b-a)2 #1 (a-b)(6a-4b) #2 (x+y)2y #3 (a-b)2(a-1) #4 (12x2+6x)2y #5 (y-z)24x2 Ifodani soddalshtiring: (3x+2)2-2(x-1)2-7x2 #1 -8x2+20x+8 #2 18y-7 #3 -19y+6 #4 16x+2 #5 -11x2+34x-51 Ikkita ketma-ket kelgan natural son kvadratlari ayirmasining modulini toping: #1 n+1 #2 2n-1 #3 2n+1#4 –(2n+1) #5 5 Kasrni qisqartiring: #1 #2 #3 #4 #5 Bo’lishni bajaring: (4a4b-3a3 b3): (2a3 b) #1 2a-3b2 #2 2a-1,5 #3 2a-1,5b2 #4 a- b2 #5 3-1,5ab2 Ifodani soddalashtiring: (8x3-4x2):(2x2)-(9x2-3x): (3x) Algebraik ifodaning qiymatini toping: (15a3+25a2):(5a) -9a4:(3a2), bunda a=7 Algebraik ifodaning qiymatini toping: (15a3+25a2):(5a) -9a4:(3a2), bunda a=-3 Algebraik ifodaning qiymatini toping: (18a4-27a3):(9a2)-10a3:(5a) , bunda a= 1 Algebraik ifodaning qiymatini toping: (3x3+4x2y):x2-(10xy+15y2):(5y), bunda x=1, y=1 Algebraik ifodaning qiymatini toping: (2xy2-5y3):y2+(12xy+6x2):(3x) , bunda x= -1 , y= 0 Amallarni bajaring va ifodani son qiymatini toping: (-0,25a3b2c)*(4abc) , bunda a=1 , b= -1 , c=1 Download 0.56 Mb. Do'stlaringiz bilan baham: |
Ma'lumotlar bazasi mualliflik huquqi bilan himoyalangan ©fayllar.org 2024
ma'muriyatiga murojaat qiling
ma'muriyatiga murojaat qiling