Quiz about Ôn tập bảng cửu chương

Question 1

3 x 2

Accepted Answer

6

Answer

5

Answer

7

Answer

5

Question 2

7x7

Accepted Answer

49

Answer

14

Answer

12

Answer

16

Question 3

9x9

Accepted Answer

81

Answer

72

Answer

63

Question 4

11 x 11

Accepted Answer

121

Answer

141

Answer

221

Answer

112

Question 5

2 x 9 =

Accepted Answer

18

Answer

14

Answer

16

Answer

14

Question 6

7 x 6 =

Accepted Answer

42

Answer

72

Answer

27

Answer

48

Question 7

4 x 6

Accepted Answer

24

Answer

42

Answer

28

Answer

32

Question 8

3 x 8

Accepted Answer

24

Answer

52

Answer

25

Answer

22

Question 9

10 x 10

Accepted Answer

100

Answer

05

Answer

50

Answer

20

Question 10

7 x 3

Accepted Answer

21

Answer

30

Answer

3

Answer

14

Question 11

$$\left(a+b\right)^2=$$

Accepted Answer

$$a^2+2.a.b+b^2$$

Answer

$$a^2-2.a.b+b^2$$

Answer

$$a+2.a.b+b^2$$

Answer

$$a^2+a.b+b^2$$

Question 12

3x3

Accepted Answer

9

Answer

4

Answer

6

Question 13

9 x 6 =

Accepted Answer

54

Answer

45

Answer

63

Answer

36

Question 14

8 x 8

Accepted Answer

64

Answer

72

Answer

49

Answer

91

Question 15

6 x 7 =

Accepted Answer

42

Answer

49

Answer

48

Answer

36

Question 16

7 x 8 =

Accepted Answer

56

Answer

49

Answer

72

Answer

64

Question 17

8 x 9 =

Accepted Answer

72

Answer

48

Answer

56

Answer

64

Question 18

$$a^2-b^2$$ =

Accepted Answer

$$\left(a-b\right)\left(a+b\right)$$

Answer

$$a^2+2.a.b+b^2$$

Answer

$$a^2+a.b+b^2$$

Answer

$$\left(a-b\right)\left(a-b\right)$$

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