5 root 5 x 2 2 July 8, 2019 16 32 64 128 5 under root 5 x 2 2 5 root 2 )( x 5 ))= 25 x 5 If x =( 2 root 5 )( 5 root 2 2 x 2 root 5 x 5 0 √ 5 5 x 5 x 5 x 5 x 5 5 x2 5 x 5 x 5