Blast 5
Blast 5
Factorise the following:
- 4x + 8
- 3x – 12
- 9 + 6x
- 4ab + 2a
- 12x2y – 9xy3
- x2 + 5x + 6
- x2 + 2x – 8
- x2 – 8x + 15
- 2x2 + 6x + 4
- – x2 + x + 12
Answers:
- 4(x + 2)
- 3(x – 4)
- 3(2x + 3)
- 2a(2b + 1)
- 3xy(4x – 3y2)
- (x + 3)(x + 2)
- (x + 4)(x – 2)
- (x – 3)(x – 5)
- (2x + 4)(x + 1)
- (4 – x)(x + 3)