Question
Factorise:
$\begin{array}{l}5-\left(3 x^2-2 x\right)\left(6-3 x^2+2 x\right) \\ \left.\text { [Hint. Put } 3 x^2-2 x=y\right]\end{array}$
$\begin{array}{l}5-\left(3 x^2-2 x\right)\left(6-3 x^2+2 x\right) \\ \left.\text { [Hint. Put } 3 x^2-2 x=y\right]\end{array}$
