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Quadratic Formula

Factorise: 2...

Question

Factorise:
$2 x^{2} - 9 x + 9$

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Solution

$2 x^{2} - 9 x + 9$
$= 2 x^{2} - 6 x - 3 x + 9$
$= 2 x (x - 3) - 3 (x - 3)$

$= (x - 3) (2 x - 3)$

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