Question

$2 \sqrt{2 } - \sqrt{2}$​

Answer 1

factorise \: x^{2}+13 {x}^{2}+31x - 45 \: given \: that \: (x + 9) \: is \: a \: factor

please tell the correct answer

Answer 2

$\:\:\:\huge\color{pink}\boxed{\colorbox{black}{Answer}}$

$\sqrt{2}$

Hope this helps you !

______________________________________