AM-1443

Factorising and solving cubics

A Math · Secondary 4 · Medium · Factorising and solving cubics

1. $(x-1)(x-4)(x+1)$
2. $(x-1)(x+4)(x-1)$
3. $(x+1)(x+4)(x-1)$
4. $(x-1)(x^2+3x-4)$

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