Factorising using the difference of two squares | Maths

Starter quiz

Expand and simplify the expression: $(3x + 2)(x - 4)(4x + 1)$
- $12x^3 - 37x^2 + 42x - 8$
- $12x^3 + 37x^2 - 42x + 8$
- $12x^3 - 37x^2 - 42x - 8$ ✓
Expand and simplify the expression: $(2x + 1)(3x - 2)(x - 4)$
- $6x^3 - 25x^2 + 2x + 8$ ✓
- $6x^3 + 25x^2 - 2x - 8$
- $6x^3 - 25x^2 - 2x + 8$
Factorise $x^2 + 5x + 6$
- '(x + 2)(x + 3)' ✓
Factorise $x^2 + 7x + 10$
- '(x + 5)(x + 2)' ✓
Factorise $x^2 + 3x - 4$
- '(x - 1)(x + 4)' ✓
Factorise $x^2 - x - 6$
- '(x - 3)(x + 2)' ✓