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- 1. Multiple Choice
The factors of 49p2 – 36 are:
(7p+6)2
(7p-6)2
None of these
(7p – 6 ) ( 7p + 6)
- 2. Multiple Choice
The factors of m2 – 256 are:
(m + 4)2
(m – 4) (m+4)
(m – 4)2
None of these
- 3. Multiple Choice
The common factor of a3b3 and ab2 is:
ab2
a2b
a2b2
ab
- 4. Multiple Choice
The common factor of a3b2 and a4b is:
a4b
a4b2
a3b2
a3b
- 5. Multiple Choice
The common factor 12a and 30 is:
6a
12
30
6
- 6. Multiple Choice
The common factors of 10a, 20b and 30c are:
10abc
ab
10
qc
- 7. Multiple Choice
The factorisation of 5x – 20 is:
5(x-5)
5(x-20)
5(x-4)
5(x-3)
- 8. Multiple Choice
The factorisation of 8x + 4y is:
4(2x+4y)
8(x+4y)
8(x+y)
4(2x+y)
- 9. Multiple Choice
The factors of xyz are:
x
y
z
all of these
- 10. Multiple Choice
On factorising 14pq + 35pqr, we get:
p(14q+35qr)
q(14p+35pr)
7pq(2+5r)
pq(14+35r)
- 11. Multiple Choice
The factorisation of 12x+36 is
12(3x)
12(3x+1)
12(x+3)
x(12+36x)
- 12. Multiple Choice
The factorisation of 12a2b+15ab2 gives:
3a(4a+5b)
3ab(4a+5b)
3b(4a + 5b)
3ab(4ab+5)
- 13. Multiple Choice
Divide as directed: 5 (2x + 1) (3x + 5) ÷ (2x + 1)
(3x + 5)
5 (3x + 5)
5
None of these
- 14. Multiple Choice
When we factorise an expression, we write it as a __ of factors.
product
sum
difference
None of these
- 15. Multiple Choice
Divide as directed: 26xy (x + 5) (y – 4) ÷ 13x (y – 4)
(x + 5)
2y
Division is not possible
2y (x + 5)
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