Solving quadratic equations by factorising | Maths | Quizalize & Oak National Academy

Starter quiz

Factorise the expression: $x^2 - 9x + 14$
- '(x - 2)(x - 7)' ✓
Factorise the expression: $x^2 - 6x + 9$
- $(x - 3)^2$ ✓
- $(x + 3)^2$
- $(x - 9)(x + 1)$
Factorise the expression: $16x^2 - 9$
- '(4x - 3)(4x + 3)' ✓
Factorise the expression: $25y^2 - 64$
- '(5y - 8)(5y + 8)' ✓
Factorise the expression: $4x^2 - 4x - 15$
- '(2x - 5)(2x + 3)' ✓
Factorise the expression: $3x^2 + 12x + 12$
- $3(x + 2)^2$ ✓
- $3(x + 4)(x + 3)$
- $(x + 4)^2$