Question

Plzz it is urgent give me the answer little fast

Answer 1

$1 \div x = 1 \div (2 + \sqrt{3} )$
$1 \div x =( 2 - \sqrt{3} )$
$x +-(1 \div x) = 2 + \sqrt{3} - 2 + \sqrt{3}$
= 2root3