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Factorising into double brackets

Stuck? Read the notes

	Answers
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Factorise the expressions below.

1. x^{2} + 7x + 12
2. x^{2} + 10x + 24
3. x^{2} + 6x + 9
4. x^{2} + 16x + 63
5. x^{2} + 4x -32
6. x^{2} -9x + 18
7. x^{2} -3x -18
8. x^{2} -9x + 18
9. x^{2} -12x + 36