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Factorisation which contains common binomial factor

Total questions: 20

Worksheet time: 2hrs 40mins

Name
Class
Date
1.
Factor p3 - 3p2 - 16p + 48 
a)
p2 ( p - 3) (p - 3) 
b)
(p2 - 16) (p - 3)  
c)
(p + 4) (p - 4) (p - 3) 
2.
20x3-25x2+4x-5
a)
(5x2-5)(4x+1)
b)
5(x2-1)(4x+5)
c)
(5x2+1)(4x-5)
d)
(5x2+1)(4x-1)
3.
Factor by grouping
x3 - 4x2 -4x + 16
a)
(x+4)(x+2)
b)
(x-4)(x2 -4) 
c)
(x+4)(x2 -4)
d)
(x-4)(x-2)
4.
Factor by grouping:
5n³-10n²+3n-6
a)
(5n²+3)(n-2)
b)
(5n²-3)(n-2)
c)
(5n³+3)(n-2)
d)
10n(n²-6)
5.
x3-5x2+5x-25
a)
(x2-5)(x-5)
b)
(x2+5)(x-5)
c)
(x2+5)(x+5)
d)
(x2-1)(x-25)
6.

Factor the Polynomial

12x3 - 9x2 + 4x - 3

a)

(3x2 + 1) (4x - 3)

b)

(3x2 - 1) (4x + 3)

c)

(4x2 + 1) (3x - 3)

d)

(4x2 - 1) (3x + 3)

7.

Factor the Polynomial

3x3 - 4x2 + 9x - 12

a)

(x2 + 3) (3x - 4)

b)

(x2 - 3) (3x + 4)

c)

(3x2 + 3) (x - 4)

d)

(3x2 - 3) (x + 4)

8.

Factor the Polynomial

x3 - x2 + 2x - 2

a)

(x2 + 2) (x - 1)

b)

(x2 - 2) (x + 1)

c)

(x2 + 1) (x - 2)

d)

(x2 - 1) (x + 2)

9.

Factor the Polynomial

5x3 - 10x2 + 3x - 6

a)

(5x2 + 3) (x - 2)

b)

(5x2 - 3) (x + 2)

c)

(x2 + 3) (5x - 2)

d)

(x2 - 3) (5x + 2)

10.

Factor the Polynomial

8x3 - 64x2 + x - 8

a)

(8x2 + 1) (x - 8)

b)

(8x2 - 1) (x + 8)

c)

(x2 + 1) (8x - 8)

d)

(x2 - 1) (8x + 8)

11.

Factor the Polynomial

5x2 + 45x

a)

5x (x + 9)

b)

x (5x + 9)

c)

x (5x + 45)

d)

9x (x + 5)

12.

Factor the Polynomial

16x2 + 48x

a)

16x (x + 3)

b)

8x (2x + 6)

c)

4x (4x + 12)

d)

2x (8x + 24)

13.

Factor by grouping:

20x3-25x2+4x-5

a)

(5x2-5)(4x+1)

b)

5(x2-1)(4x+5)

c)

(5x2+1)(4x-5)

d)

(5x2+1)(4x-1)

14.

Factor:

4p2 + 8p + 3p + 6

a)

(2p²+3)(p+2)

b)

(2p²+6)(p+4)

c)

(4p+3)(p+2)

d)

(4p²+8p)(3p+6)

15.

Factor: 4b3 + b2 + 8b + 2

a)

(b + 2)(4b + 1)

b)

(b2 + 2)(4b + 1)

c)

(b + 2)(b + 1)

d)

(b3 + 2)(4b + 1)

16.

Factor:

x³ + 7x² + 2x + 14

a)

(x²+2)(x+7)

b)

(x²+2)(x+7)

c)

(x²+2)(x+7)

d)

(x²-2)(x+7)

17.
7r3-8r2+42r-48
a)
(r2+6)(7r+8)
b)
(r2+6)(7r-8)
c)
(r2+6)(r2+8)
d)
(r2+6)(7r+6)
18.

Factorise x(x+2)+8(x+2)x(x+2)+8(x+2)  fully. 

a)

 (x+8)(x+2)(x+8)(x+2)  

b)

 x2+10x+16x^2+10x+16  

c)

 (8+x)(2−x)(8+x)(2-x)  

d)

I don't know 😓

19.

Factorise x(x−5)−3(x−5)x(x-5)-3(x-5)  fully. 

a)

 (−3−x)(5−x)(-3-x)(5-x)  

b)

 x2−8x+15x^2-8x+15  

c)

 (x−5)(x−3)(x-5)(x-3)  

d)

I don't know 😓

20.

Factorise 8ab(x−5)−12b(x−5)8ab(x-5)-12b(x-5)  fully. 

a)

 −4b(2a−3)(5−x)-4b(2a-3)(5-x) 

b)

 8abx−40ab+48bx8abx-40ab+48bx 

c)

 −4b(2a−3)(x−5)-4b(2a-3)(x-5) 

d)

I don't know 😓