Algebra vii-sinf. I-chorak test. A-variant


Algebra VII-sinf. III-chorak testi.B-variant



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Algebra VII-sinf. III-chorak testi.B-variant





  1. Ifodani soddalashtiring; (18a4 + 21a2) :3a2-5a(2a+1/a)

#1 4a2=2 #2 16 a2+12 #3 -4a2+2 #4 6a2-5a+4,5 #5 -4a2+12

  1. 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

  2. a2 -9 nimaga teng?

#1 a2 -18a+9#2 a2 +18a-9#3 (a-3)(a+3)#4 a2 +18a+9#5 (a+3)(a+3)

  1. Ko'paytuvchilarga ajrating: 4(x-y)+3(x-y)2

#1 (x-y)(4+3(x-y))#2 (x+y)(4+3(x-y))#3 (x-y)(4-3(x-y))#4 (x-y)(4-3(x+y))#5 (x+y)(4+3(x+y)) 5. (z+5)(z2 -5z+25)=?

#1 z3 +53#2 z3 -53#3 z3 +25#4 z3 -25#5 z3

6. Hisoblang: 16,92-16,9.3,7-16,9.3,2

#1 169 #2 1,69 #3 16,9 #4 -1,69 #5 -16,9



7. Ifodaning son qiymatini toping: a3-a2b-3a+3b , bunda a=2,5; b=-1,5 #1 3,25 #2 13 #3 -13 #4 5 #5 -3,25

8.1 8 * 13 5 : 8

ifodani hisoblang. #1 #2 #3 #4 #5



13 42 7 21
27a 2  36ab  12b2

  1. Kasrni qisqartiring:


3(3a  2b)

9a 2  4b2



3a  2b 39  36ab
3a 2  36ab  3b2
3a  2b

#1 3a  2b

#2 3a  2b #3 5

#4

a 2b2



#5 3a  2b

  1. Algebraik ifodaning son qiymatini toping: (10a4+15a3):5a2-18a3:(-6a), bunda a= - #1 -15,75 #2 6,75 #3 15,75 #4 -12 #5 18

11. Hisoblang: #1 1 #2 #3 10 #4 #5 2

  1. Ko’paytuvchilarga ajrating: 6(a+b)+(a+b)2

#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)

  1. Ko’paytuvchilarga ajrating: 3(x+y)(x-y)+(x+y)2

#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)

  1. Ko’paytuvchilarga ajrating: (y+z)(12x2+6x)+(y-z)( 12x2+6x)

#1 (a-b)(6a-4b) #2 (x+y)2y #3 (a-b)2(a-1) #4 (12x2+6x)2y #5 (y-z)24x2

  1. Ifodani soddalshtiring: 24y2-(7y-2)2+(5y-3)(5y+1)

#1 -8x2+20x+8 #2 18y-7 #3 -19y+6 #4 16x+2 #5 -11x2+34x-51

  1. Kasrni qisqartiring:

#1 #2 #3 #4 #5

  1. Kasrni qisqartiring:

#1 #2 #3 #4 #5

  1. Bo’lishni bajaring: (5a2b4-ab6): (5ab4)

#1 2a-3b2 #2 2a-1,5 #3 2a-1,5b2 #4 a- b2 #5 3-1,5ab2

  1. Ifodani soddalashtiring: (3x3-2x2y):x2-(xy2+x2y): ( )




  1. Algebraik ifodaning qiymatini toping: (15a3+25a2):(5a) -9a4:(3a2), bunda a=8




  1. Algebraik ifodaning qiymatini toping: (18a4-27a3):(9a2)-10a3:(5a) , bunda a= -8




  1. Algebraik ifodaning qiymatini toping: (18a4-27a3):(9a2)-10a3:(5a) , bunda a= 8




  1. Algebraik ifodaning qiymatini toping: (3x3+4x2y):x2-(10xy+15y2):(5y), bunda x= -2, y= -5




  1. Algebraik ifodaning qiymatini toping: (2xy2-5y3):y2+(12xy+6x2):(3x) , bunda x= 3 , y= 2




  1. Amallarni bajaring va ifodani son qiymatini toping: (-0,25a3b2c)*(4abc) , bunda a=1 , b= 0 , c=1

Algebra VII-sinf. III-chorak testi.C-variant


  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

  1. 75kg ni tonnada ifodalang.

#1 0,057t#2 0,0075t#3 0,075t #4 7,5t #5 0,75t

3. (7+x)(x-7)=?

#1 x2 -49#2 x2 +72#3 49+x2#4 x2 +49#5 7x2 +x+72


  1. Ifodani ko'phad shaklida yozing: (a+(b+c))(a-(b+c))

#1 a2 +(b-c)2#2 a2 -(b-c)2#3 a2 -(b+c)2#4 a2 +(b+c)2#5 a+(b-c)

  1. Umumiy ko’paytuvchini qavsdan tashqariga chiqaring: 24a3b2 -30a2b3

#1 6a2b2(4a-5b) #2 6ab(4a2b-5ab2) #3 6a2(4ab2-5b2) #4 6b2(4a3-5a2) #5 3a2b(8ab-10b2)

6. Hisoblang: 47,8.1,5+1,8.52,2+52,2.1,5+1,8.47,8

#1 300 #2 330 #3 150 #4 180 #5 230


  1. Tenglamani yeching: (3x+2)2-(3x-4)2=132 #1 4 #2 3 #3 -5 #4 -4 #5 ildizi yo’q

  2. Kubning barcha qirralari uzunliklari yig'indisi 36 smga teng. Kub sirti yuzini toping. #1 27sm2 #2 1334sm2 #3 54sm2 #4 36sm2 #5 45sm2

7a 2 (ab2  9a)

  1. Kasrni qisqartiring:

7a 2 (ab2  9a)

3a(21a  7ab)

a(b  3)


7(ab2  9a)
a(b  3)

#1 3(21a  7ab) #2 3

#3 3(21  7b) #4 3

#5 –a(b+1)



  1. Hisoblang:

#1 -3,2 #2 3,2 #3 0,00032 #4 -0,00032 #5 -1

  1. Hisoblang:

#1

  1. Ko’paytuvchilarga ajrating: 4(x-y) +3(x-y)2

#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)

  1. Ko’paytuvchilarga ajrating: 5(a-b)2-(b-a)(a+b)

#1 (a-b)(6a-4b) #2 (x+y)2y #3 (a-b)2(a-1) #4 (12x2+6x)2y #5 (y-z)24x2

  1. Ko’paytuvchilarga ajrating: (y-z)(12x2-6x)+(y-z)(12x2+6x)

#1 (a-b)(6a-4b) #2 (x+y)2y #3 (a-b)2(a-1) #4 (12x2+6x)2y #5 (y-z)24x2

  1. Ifodani soddalshtiring: (3y+1)(2y-3)+(2y-3)2-10y2

#1 -8x2+20x+8 #2 18y-7 #3 -19y+6 #4 16x+2 #5 -11x2+34x-51

  1. Kasrni qisqartiring:

#1 #2 #3 #4 #5

  1. Bo’lishni bajaring: (4a2b-3ab3): (2ab)

#1 2a-3b2 #2 2a-1,5 #3 2a-1,5b2 #4 a- b2 #5 3-1,5ab2

  1. Bo’lishni bajaring: (6a2b-3a3 b3): (2a2 b)

#1 2a-3b2 #2 2a-1,5 #3 2a-1,5b2 #4 a- b2 #5 3-1,5ab2

  1. Ifodani soddalashtiring: (6a3-3a2):a2+(12a2+9a): (3a)




  1. Algebraik ifodaning qiymatini toping: (15a3+25a2):(5a) -9a4:(3a2), bunda a=9




  1. Algebraik ifodaning qiymatini toping: (18a4-27a3):(9a2)-10a3:(5a) , bunda a= 6




  1. Algebraik ifodaning qiymatini toping: (3x3+4x2y):x2-(10xy+15y2):(5y), bunda x=2, y= -5




  1. Algebraik ifodaning qiymatini toping: (3x3+4x2y):x2-(10xy+15y2):(5y), bunda x= 3, y=6




  1. Algebraik ifodaning qiymatini toping: (2xy2-5y3):y2+(12xy+6x2):(3x) , bunda x= 3 , y= -2




  1. Amallarni bajaring va ifodani son qiymatini toping: (-0,25a3b2c)*(4abc) , bunda a=1 , b= 1 , c=2

Algebra VII-sinf. III chorak testi. D -variant

1. Quyidagi sonlar ichida eng kichigini toping. #1 0,0050513#2 0,0505#3 0,00550#4 0,055#5 0,55

2. Litrda ifodalang: 45 mm3 #1 0,0045 l #2 0,045 l#3 0,45 l #4 0,000045 l #5 0,00045 l 3. (x4 –y3 )(y3 +x4 )=? #1 x8 –y6 #2 x6 +y6 #3 y6 –x8#4 0#5 y8 –x9

532  272


4. 792  512

Kasrni qisqartiring: #1 #2 #3 #4 #5



  1. Ko’paytuvchilarga ajrating: 5(a-b)+a2(a-b)-3(b-a)

#1 (a-b)(a2+2) #2 (a-b)(a2-80 #3 (a-b)(8-a2) #4 (a-b)(a2+8) #5 (b-a)(a2-8)

  1. Ko’paytuvchilarga ajrating: ax+bx-3ay-3by

#1 (a+b)(x+3y) #2 (a-b)(x+3y) #3 (a-b)(x-3y) #4 (a+b)(x-3y) #5 to’g’ri javob yo’q

  1. Tenglamani yeching: 81x2-(4-9x)2=56 #1 -1 #2 1 #3 2 #4 -2 #5 3

8. 3 : 5

8 24


ni hisoblang

#1 1 4 #2 #3 #4 #5

5

9. Kasrni qisqartiring:

24a 4 16a3  3a  2


6a3  4a 2  3a  2



#1 2a-1 #2

2a  1


2a  1

8a3  1

#3

2a 2  1

2a 16a3  1



#4

14a 2  5

#5 2a+1


10. Hisoblang: -(-3)3*(- 2

#1 -3 #2 3 #3 -2,7 #4 #5 -9



  1. Birhadning son qiymatini toping: , bunda x=- , y=10 #1 -45 #2 45 #3 -2,5 #4 2,5 #5 5

  2. Ko’paytuvchilarga ajrating: (a-b)+(b-a)2

#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)

  1. Ko’paytuvchilarga ajrating: (x+y)3-x(x+y)2

#1 (a-b)(6a-4b) #2 (x+y)2y #3 (a-b)2(a-1) #4 (12x2+6x)2y #5 (y-z)24x2

  1. Ifodani soddalshtiring: (2x-1)2-2(2x-3)2+17

#1 -8x2+20x+8 #2 18y-7 #3 -19y+6 #4 16x+2 #5 -11x2+34x-51

  1. Ifodani soddalshtiring: (x-1)2-3(2x-3)2-25

#1 -8x2+20x+8 #2 18y-7 #3 -19y+6 #4 16x+2 #5 -11x2+34x-51

  1. Kasrni qisqartiring:

#1 #2 #3 #4 #5

  1. Bo’lishni bajaring: (4a2b3-3ab3): (2ab3)

#1 2a-3b2 #2 2a-1,5 #3 2a-1,5b2 #4 a- b2 #5 3-1,5ab2

  1. Ifodani soddalashtiring: (6a3-3a2):a2+(12a2+9a): a #1 18a+9 #2 x-1 #3 6x-5y #4 10a #5 7a+1

  2. Ifodani soddalashtiring: (5a3-3a2):a2+(6a2+12a): (3a)




  1. Algebraik ifodaning qiymatini toping: (15a3+25a2):(5a) -9a4:(3a2), bunda a= -2




  1. Algebraik ifodaning qiymatini toping: (18a4-27a3):(9a2)-10a3:(5a) , bunda a= -6




  1. Algebraik ifodaning qiymatini toping: (3x3+4x2y):x2-(10xy+15y2):(5y), bunda x= -2, y= 5




  1. Algebraik ifodaning qiymatini toping: (2xy2-5y3):y2+(12xy+6x2):(3x) , bunda x= -3 , y= -2




  1. Algebraik ifodaning qiymatini toping: (2xy2-5y3):y2+(12xy+6x2):(3x) , bunda x= 0 , y= -2




  1. Amallarni bajaring va ifodani son qiymatini toping: (-0,25a3b2c)*(4abc) , bunda a= -1 , b= -1 , c= -2


  1. Kasrni qisqartiring:

Algebra VII-sinf. IV-chorak testi.A-variant


27a 2  36ab  12b2

9a 2  4b2



3(3a  2b)

#1

3a  2b

3a  2b

#2

3a  2b

39  36ab

#3

5

3a 2  36ab  3b2



#4

a 2b2

3a  2b



#5

3a  2b






  1. Kasrlarni airing:

1

a 2  9




a3  27

3

1



a  3

a

3a 3a  18

#1

a 2  9

#2

a 2  9

#3

a3  9

#4

a3  27

#5

a3  27





  1. Amallarni bajaring:(

3x  1

1 ) 

3x  1



3x



#1

3x  1

3x 1

3x  1

#2 #3

3x

9x2 1

3x

#4

3x  1



3x  2

3x  1

3x  1

#5 to’g’ri javob yo’q



  1. Amallarni bajaring: (-a)3 *(2a)=?

#1 -3a3 #2 -2a4 #3 -4a3 #4 -2a2 #5 -3a2

5. Hisoblang: -3,5+(+1,7)+(-0,9)+(+12)



#1 -8,8#2 -14,1#3 14,1#4 -5,3#5 9,3

  1. Ko'phadlarni ko'paytiring. (a-2)(a-3)=?

#1 a2-5a+6 #2 a2+6a+3#3 a2 +5a+6 #4 a+5a2+6#5 2+6a2+5a

  1. 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

  1. Qo’shishni bajaring:

#1 #2 #3 #4 #5

  1. Ayirishni bajaring:

#1 #2 #3 #4 #5

  1. Amalni bajaring:

#1 #2 #3 #4 #5

  1. Amalni bajaring:

#1 #2 #3 - #4 #5

  1. Amalni bajaring:

#1 #2 #3 - #4 #5

  1. Amalni bajaring:

#1 #2 #3 #4 #5

  1. Amalni bajaring:




#1

15.


#2

Amallarni
#3

bajaring: (
#4

#5




#1













16.

Amallarni

bajaring:







#1 a-b

#2 #3

#4 -1 #5 1

17.

Amallarni

bajaring: (










#1 a-b #2

#3 #4 -1 #5 1

  1. Algebraik ifodaning son qiymatini toping. , bunda a=5, b= - #1 6 #2 1 #3 4 #4 1,5 #5 2

  2. Tenglamani yeching: 6(4-3x)+5(5-6x)=0

  3. Ko’paytmani daraja shaklida yozing: (-3b)(-3b)(-3b)(-3b)(-3b)(-3b)(-3b)

  4. Birhadni standart shaklida yozing: 5a2.3a6

  5. Birhadni standart shaklida yozing: (-a)(-a)5bb4

  6. Ifodani soddalashtiring: 6(5a-3b)+5(3b-2a)

  7. Tenglamani yeching: (x+2)(x+3)-(x+1)2= -4

  8. Kater daryo oqimi bo’ylab 7 soat oqimga qarshi 6 soat yurib, hammasi bo’lib 132 km masofani o’tdi. Agar qayiqning turg’un suvdagi tezligi 10 km/soat bo’lsa, oqimning tezligini toping.

Algebra VII-sinf. IV-chorak testi.B-variant








  1. Kasrni qisqartiring:

7a 2 (ab2  9a) 3a(21a  7ab)

7a 2 (ab2  9a)

#1

3(21a  7ab)

a(b  3)

#2

3

7(ab2  9a)



#3

3(21  7b)



a(b  3)

#4

3
#5 –a(b+1)





  1. Kasrlarni ko’paytiring:

9a 16b2

6a  8b

6a 2

12b  9a

#1 a2 #2 –a2 #3



a 2


3a  4b

6

#4



3a  4b

#5 to’g’ri javob yo’q






  1. Amallarni bajaring: (

2  3a

2  3a



3a  2 3a  2

) : (

2  3a

2  3a

3a  2 3a  2


9a 2  4

#1

12a

9a 2  4

#2

12a



a 2  4

#3

12a



a 2  4

#4

a

9a 2  4

#5

3a  2



  1. Bo'lishbi bajaring: (-6x):(2x)=? #1 -5#2 -7#3 -4 #4 -3 #5 -6

5. Hisoblang: -3+2,35+ -

#1 -12,88#2 12,88#3 2,58 #4 -2,64 #5 0



  1. Qaysi son qavsdan tashqariga chiqadi? 81*17-17*89=? #1 17#2 81#3 15 #4 17 va 15#5 15 va 81

  2. Qo’shishni bajaring: #1 #2 #3 #4 #5

  3. Qo’shishni bajaring:

#1 #2 #3 #4 #5

  1. Ayirishni bajaring:

#1 #2 #3 #4 #5

  1. Amalni bajaring:

#1 #2 #3 #4 #5

  1. Amalni bajaring: #1 #2 #3 - #4 #5

  2. Amalni bajaring:

#1 #2 #3 #4 #5

  1. Amalni bajaring: #1 #2 #3 #4 #5

  2. Amalni bajaring:

#1 #2 #3 #4 #5

  1. Amallarni bajaring: 3a:( #1

  2. Amallarni bajaring(

#1 a-b #2 #3 #4 -1 #5 1

  1. Algebraik ifodaning son qiymatini toping. 6a+5b , bunda a= , b=1 #1 6 #2 1 #3 4 #4 1,5 #5 2

  2. Algebraik ifodaning son qiymatini toping. , bunda x= , y=2

#1 6 #2 1 #3 4 #4 1,5 #5 2

  1. Tenglamani yeching: 0,5(x-3)+0,4(5-x)=0

  2. Ko’paytmani daraja shaklida yozing: (a+b)(a+b)(a+b)(a+b)

  3. Birhadni standart shaklida yozing:

  4. Ifodani soddalashtiring: 4(a-b)-3(2a-3b)

  5. Ifodani soddalashtiring: 2a-1)(2a-3)+(4a-5)(a-2)

  6. Tenglamani yeching: (x-1)(x+2) –(x+2)2=0

  7. Ishchi 1 soatda 20 ta mahsulot tayyorlardi. U shunday unumdorlik bilan t soat ishladi.Keyin u soatiga avvalgisiga qaraganda 3 ta ko’p mahsulot bera boshladi.Bunday unumdorlik bilan u (t-2) soat ishladi. Agar jami 169 ta mahsulot tayyorlagan bo’lsa, t ni toping.


  1. Kasrni qisqartiring:

Algebra VII-sinf. IV-chorak testi.C-variant


24a 4 16a3  3a  2


12a3 14a 2  7a  2

#1 2a-1 #2

2a  1

2a  1

24a 4 15

#3

17 14a 2

2a 16a3  1

#4

14a 2  5
#5 2a+1





  1. Kasrlarni bo’ling:

5b  4

4a 2  20ab  25b2

5b  4

2a  5b

(2a  5b)2



: 25b2 16

2a  5b



#1 #2

2a  5b



5b  4

#3 5b-4 #4 5b+4 #5


5b  4



  1. 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

  1. Ifodani soddalashtiring; (18a4 + 21a2) :3a2-5a(2a+1/a)

#1 4a2=2 #2 16 a2+12 #3 -4a2+2 #4 16a2+2 #5 -4a2+12

  1. a=-3, b=-5, c=1 bo'lsa, ni hisoblang. #1 -7#2 9 #3 -3#4 -9#5 -6

  2. 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

  1. Qo’shishni bajaring:

#1 #2 #3 #4 #5

  1. Ayirishni bajaring:

#1 #2 #3 #4 #5

  1. Ayirishni bajaring:

#1 #2 #3 #4 #5

  1. Amalni bajaring:

#1 #2 #3 #4 #5

  1. Amalni bajaring:

#1 #2 #3 - #4 #5

  1. Amalni bajaring: #1 #2 #3 #4 #5

  2. Amalni bajaring:

#1 #2 #3 #4 #5

  1. Amalni bajaring:

#1 #2 #3 #4 #5

  1. Amallarni bajaring: (2+ #1

  2. Amallarni bajaring:

#1 a-b #2 #3 #4 -1 #5 1

  1. Algebraik ifodaning son qiymatini toping. 3a-2b, bunda a=1, b= #1 6 #2 1 #3 4 #4 1,5 #5 2

  2. Tenglamani yeching: 3x+5=x+2 #1 -1,5 #2 3 #3 1 #4 -5 #5 1

  3. Tenglamani yeching:

  4. Ko’paytmani daraja shaklida yozing:

  5. Birhadni standart shaklida yozing: 23xy2(-3)yx4

  6. Ifodani soddalashtiring: (-2)(x+y)+(2y+x)

  7. Tenglamani yeching: 9x2-(3x-2)2=8

  8. Tenglamani yeching: 16x2-(4x-3)(4x+5)=15

  9. Jism 4 km/soat tezlik bilan t soat, 2 km/soat tezlik bilan (t+3) soat harakat qildi. Agar jism jami 42 km yo’l bosgan bo’lsa, u qancha vaqt harakatda bo’lgan?


  1. Amallarni bajaring:

4 5




Algebra VII-sinf. IV-chorak testi.D-variant


10b


9

#1 #2



a b

9

#3



a b

 9


#4

a 2b2

9(a b)

9(a b)

#5



a b

a b

a b

a b

a b




  1. Amallarni bajaring: (

4a  5b


4a  5b

4a  5b 4a  5b

) : (

4a  5b

4a  5b

1)


8a

#1

16a 2  25b2

4a  5b

#2

4a  5b

8a

#3

4a  5b

8

#4

4a  5b

8a

#5

4a  5b



  1. Qaysi son qavsdan tashqariga chiqadi? 81*17-15*81=? #1 17 #2 81 #3 15#4 17 va 15#5 15 va 81

  2. 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

  1. Tenglamani yeching: -6+a=5 #1 4 #2 13 #3 1 #4 11 #5 -1

  2. Birhadlarni ko'paytiring: (3,5a)(2b)=? #1 5ab#2 4ab#3 6ab#4 3ab #5 7ab



  1. Algebraik ifodaning son qiymatini toping. , bunda x=10, y=-7 #1 6 #2 1 #3 4 #4 1,5 #5 2

  2. Tenglamani yeching: 7-2x=x-2 #1 -1,5 #2 3 #3 1 #4 -5 #5 1

  3. Ko’paytmani daraja shaklida yozing: a.a.a.a.a.a

  4. Ko’paytmani daraja shaklida yozing: (a-b)(a-b)(a-b)(a-b)(a-b)

  5. Birhadni standart shaklida yozing: 0,5ab4bbaaaa

  6. Ifodani soddalashtiring: 2ab(3a2-b2)+3ab((2b2-a2)

  7. Tenglamani yeching: (2x-1)2-(2x-3)2=8

  8. Tenglamani yeching: 25x2- (-5x-2)2= 16

  9. Birinchi kvadratning tomoni ikkinchi kvadrat tomonidan 3 sm uzun, yuzi esa 21 sm2 ga ortiq. Birinchi kvadrat perimetrining ikkinchi kvadrat perimetriga nisbatini toping.


  1. Amallarni bajaring:

4



a b
5


a b

Algebra VII-sinf. Yillik monitoring testi


10b a 2b2

9

#1

a b

9

#2 #3



a b

 9



a b

9(a b)



#4

a b

9(a b)



#5

a b




  1. Amallarni bajaring: (

4a  5b

4a  5b



4a  5b 4a  5b

) : (

4a  5b

4a  5b

1)


8a

#1

16a 2  25b2

4a  5b

#2

4a  5b

8a

#3

4a  5b

8

#4

4a  5b

8a

#5

4a  5b



  1. Qaysi son qavsdan tashqariga chiqadi? 81*17-15*81=? #1 17 #2 81 #3 15#4 17 va 15#5 15 va 81

  2. 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

  1. Tenglamani yeching: -6+a=5 #1 4 #2 13 #3 1 #4 11 #5 -1

  2. Birhadlarni ko'paytiring: (3,5a)(2b)=? #1 5ab#2 4ab#3 6ab#4 3ab #5 7ab



  1. Algebraik ifodaning son qiymatini toping. , bunda x=10, y=-7 #1 6 #2 1 #3 4 #4 1,5 #5 2

  2. Tenglamani yeching: 7-2x=x-2 #1 -1,5 #2 3 #3 1 #4 -5 #5 1

  3. Ko’paytmani daraja shaklida yozing: a.a.a.a.a.a

  4. Ko’paytmani daraja shaklida yozing: (a-b)(a-b)(a-b)(a-b)(a-b)

  5. Birhadni standart shaklida yozing: 0,5ab4bbaaaa

  6. Ifodani soddalashtiring: 2ab(3a2-b2)+3ab((2b2-a2)

  7. Tenglamani yeching: (2x-1)2-(2x-3)2=8

  8. Tenglamani yeching: 25x2- (-5x-2)2= 16

  9. Birinchi kvadratning tomoni ikkinchi kvadrat tomonidan 3 sm uzun, yuzi esa 21 sm2 ga ortiq. Birinchi kvadrat perimetrining ikkinchi kvadrat perimetriga nisbatini toping.


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