Question

Factorise x2 (squared) - 6x - 27 What’s the answer?

Answer 1

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let's factorise :

• ${x}^{2} - 6x - 27$

• $x {}^{2} - 9x + 3x - 27$

• $x(x - 9) + 3(x - 9)$

• $(x - 9)(x + 3)$

Done !