Question

square both side 5+2root6 +5-2root6​

Answer 1

${ \huge{ {(5 + 2 \sqrt{6} )}^{2} + {(5 - 2 \sqrt{6} )}^{2}}} \\ \\ { \large{(25 + 24 - 20 \sqrt{6} ) + (25 + 24 - 20 \sqrt{6} )}} \\ \\ { \huge{50 + 48 = { \red{98}}}}$