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Authored by Юлія Сліпченко

Mathematics

7th Grade

Used 2+ times

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

х(х2+2)=

х2+х

2х+1

х3+2х

2х2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

хy2(х2+y)=

yх2+yх

x2y2+xy3

х3y2+xy3

2х2y3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

хy2(х2+y)=

yх2+yх

x2y2+xy3

х3y2+xy3

2х2y3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2х2(3х2+х)=

5х10+6х2

5х7+8х

6х7+х3

6х4+2х3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3х(х2+4)=

3х3+12х

7х2+3х

3х2+4х

12х2+3х

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5xy(2x+y)=

10x2y+5y2

5x2y+10xy

10xy2+5x2

5x2y+5y2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4x2(x+3)=

4x3+12x2

4x2+12x

12x3+4x

4x3+3x2

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