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1-1乘法公式_和的平方公式(1-15)

Authored by Angela Cho

Mathematics

8th Grade

Used 2+ times

1-1乘法公式_和的平方公式(1-15)
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13 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

(a+1)

+2a+1

+a+1

+2a+2

a+2a+1

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

(a+3)

+6a+6

+6a+9

+3a+6

a+6a+9

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

(a+15)

+30a+225

+30a+245

+15a+225

+30a+30

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

(a+2)

+4a+2

+2a+4

+4a+4

a+4a+4

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

(b+7)

+14b+14

+7b+49

b+14b+49

+14b+49

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

(y+5)

+5y+25

+10y+10

+10y+25

+10y+5

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

(x+10)

+20x+20

+20x+100

+10x+100

x+20x+100

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