Edexcel IGCSE Math A Higher 2.2 F Factorising Simple Quadratic Expressions Questions

Practise quadratic-factorisation questions by choosing two integers with the required product and sum, then checking the expanded brackets.

Exam points

Choose factor pairs whose product is c and whose sum gives the x coefficient.
Factorise quadratics with positive or negative constants, then check by expanding.

[Maximum number: 2]

Factorise $y^{2}-2 y-48$

(y-8)(y+6)

Marking guidance:
- M1 for $(y\pm6)(y\pm8)$
- A1 for (y-8)(y+6)

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