Question

Calculati: ($(\frac{4}{ \sqrt{12} } - \frac{6}{ \sqrt{27} } plus \frac{6}{ \sqrt{32} } ): \sqrt{2}$

Answer 1

= (4/2√3 - 6/3√3 + 6/4√2)  :√2
=  (2/√3-2/√3+3/2√3) : √2 
=  3/2√3:√2
=3√2/4·1/√2
= 3/4