Question

find the rationalising factor of
$\sqrt{108}$
​

Answer 1

Step-by-step explanation:

$108 = 2 \times 2 \times 3 \times 3 \times 3$

$\sqrt{108} = \sqrt{2 \times 2 \times 3 \times 3 \times 3}$

$= 6 \sqrt{3}$

$rationalising \: factor \: of \: \sqrt{108 = \sqrt{3} }$