Question

$( 2 + \sqrt{2)} ^{2}$

Cu cat este egal? Repedeeee!!!!!!!!!!!!!!

Answer 1

4 +4*√2+2 = 6+4*√2     de ce asa repede ??

Answer 2

 2²  + 2×2×√2 + (√2)² =
4+ 4√2  + 2 =
 6 + 4√2