Question

(2a^-0,5 - 1\3b^-√3)(1\3b^-√3 + 2a^-0,5)

Answer 1

$(2/ \sqrt{a} -b^{ \sqrt{3} }/3)(b^ \sqrt{3} } +2/ \sqrt{a} )=4/a-b^{2 \sqrt{3}} /9$