Difference of 2 Squares
  • 1. Factorise x2 - 4
A) (x + 12)(x + 12)
B) (x + 4)(x + 4)
C) (x - 2)(x +2)
D) (x - 2)(x + 4)
  • 2. Factorise x2 - 9
A) (x + 6)(x - 6)
B) (x - 5)(x + 3)
C) (x + 9)(x + 9)
D) (x - 3)(x +3)
  • 3. Factorise x2 - 16
A) (x +4)(x - 4)
B) (x - 4)(x - 2)
C) (x - 1)(x + 1)
D) (x + 5)(x - 5)
  • 4. Factorise x2 - 25
A) (x +5)(x - 5)
B) (x + 1)(x + 5)
C) (x + 6)(x - 2)
D) (x + 3)(x + 2)
  • 5. Factorise x2 - 36
A) (x + 5)(x + 5)
B) (x - 3)(x + 5)
C) (x + 6)(x - 6)
D) (x - 7)(x + 5)
  • 6. Factorise x2 - 49
A) (x +7)(x - 7)
B) (x + 9)(x - 9)
C) (x + 5)(x + 5)
D) (x - 5)(x + 2)
  • 7. Factorise x2 - 1
A) (x +1)(x - 1)
B) (x + 8)(x + 5)
C) (x + 5)(x - 9)
D) (x + 3)(x + 5)
  • 8. Factorise x2 - 64
A) (x - 8)(x - 8)
B) (x + y)(x - 9)
C) (x + 2)(x - 9)
D) (x + 9)(x - 9)
  • 9. Factorise x2 - 81
A) (x - 9)(x +9)
B) (x - 1)(x + 5)
C) (x + y)(x + 5)
D) (x + 1)(x + 8)
  • 10. Factorise x2 - 100
A) (x +10)(x - 10)
B) (x + y)(x + 5)
C) (x + 1)(x + 5)
D) (x + 9)(x - 9)
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