AM-1490

Factorising and solving cubics

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

1. $x = 3,\; x = \dfrac{1}{2},\; x = -2$
2. $x = 3,\; x = -\dfrac{1}{2},\; x = 2$
3. $x = 3,\; x = 2,\; x = -1$
4. $x = 3,\; x = \dfrac{1}{2},\; x = 2$

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