Question Number 42408 by LYCON TRIX last updated on 25/Aug/18
$$\sqrt{{a}−\sqrt{{a}+{x}\:}}+\:\sqrt{{a}+\sqrt{{a}−{x}}\:}\:=\:\mathrm{2}{x} \\ $$$${Solve}\:{for}\:{x}\:{in}\:{terms}\:{of}\:{a} \\ $$
Commented by tanmay.chaudhury50@gmail.com last updated on 25/Aug/18
$${really}\:{excellent}\:{problem}…{searching}\:{way}\:{to}\:{solve} \\ $$
Commented by LYCON TRIX last updated on 26/Aug/18
search NS7UC on Google and you'll get such more standard questions especially in mathematics which hold millions dollars cash prize