EM-1512

Factorising quadratics

E Math · Secondary 4 · Medium · Factorising quadratics

1. 3(4x + 5y)(x - y)
2. 3(4x - 5y)(x + y)
3. 3(4x + y)(x - 5y)
4. 3(4x - y)(x + 5y)

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