# M2 Factoring by Grouping

## Quiz by Ian Gabriel

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12 questions
• Q1

Find the GCF of 30 and 27

3

4

1

2

30s
• Q2

Find the GCF of 32 and 48.

16

4

12

8

30s
• Q3

Find the GCF of 45 and 30.

20

15

5

10

30s
• Q4

Find the GCF of 4a2 - 8a.

4

2a

4a

4a2

30s
• Q5

Find the GCF of x2 + xy.

xy

y

x2

x

30s
• Q6

Find the GCF of x3y + xy3.

x3y3

xy

x2y

x2y2

30s
• Q7

Factor 3x2 - 9x.

3(x + 3)

3(x - 3)

3x(x + 3)

3x(x - 3)

30s
• Q8

Factor 13a2 + 26a + 39.

13a2(a2 + 2a + 3)

13a(a2 + 2a + 3)

13(a2 + 2 + 3)

13(a2 + 2a + 3)

30s
• Q9

Factor out (2y2 - 3)y + 4(2y2 - 3).

(2y2 + 3)(y + 4)

(2y2 - 3)(y - 4)

(2y2 - 3)(y + 4)

(2y - 3)(y + 4)

30s
• Q10

Factor out 7(a - 1) - 4x(a - 1).

(a + 1) ( 7 - 4x)

(a - 1) ( 7 + 4x)

(a - 1) ( 7 - 4)

(a - 1) ( 7 - 4x)

30s
• Q11

Use factoring by grouping x2 + 3x + 2x +6.

(x + 3) (3x + 2)

(x + 3x) (x + 2)

(x + 3) (x + 2)

(x + 3) (x - 2)

30s
• Q12

Use factoring by grouping ab - 7a + 4b - 28.

(b - 7) (ab + 4)

(b + 7) (a + 4)

(b - 7) (a + 4)

(b - 7) (a - 4)

30s

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