Factorising is the opposite process of expanding brackets. A factorised answer will always contain a set of brackets. Factorise \(6x + 9\). To factorise this expression, look for the HCF of \(6x\) and ...
Expressions with brackets that include surds, for example \(\sqrt{11}(2-\sqrt{3})\), can be multiplied out in a similar way to multiplying out algebraic expressions ...
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