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7 сынып алгебра

Authored by Dana Izturganova

Mathematics

7th Grade

5 Questions

7 сынып алгебра
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. Көпмүше түрінде жаз:  ( 5х-4)(5х+4)

25х-16; 

25х2-16; 

16-25х2

25х2-4,

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2.Көпмүше түрінде жаз: 81d2-64c2

(9d-8c)(9d+8с);   

(8с-9d)(8c+9d)   

8c2-8dc+46d2     

(9d+8c)(-9d-8c)2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3.Екімүшенің квадратын көпмүше түрінде жаз: (х+9)2

(х+9)(х-9)     

х2-18х+81    

х2+18х+81    

х2-81-18х

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4.Үшмүшені екімүшенің квадраты түрінде жаз: в2+2в+1

(в-1)(в+1)

(в-1)2

в2-1

(в+1)2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5.Көпмүше түрінде жаз: (m - n)2

m2 - mn+n2     

(m+n)(m-n)     

m2 - 2mn+n2     

m2 + 2mn+n2   

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