Răspuns :
( 3² + 3 x 3⁴ + 3⁹ ) : ( 9 + 3⁷ : 3² + 27³ ) = 1
= ( 9 + 3 ⁽ ¹ ⁺ ⁴ ⁾ + 3⁹ ) : [ 9 + 3 ⁽ ⁷ ⁻ ² ⁾ + ( 3³ )³ ] =
= ( 9 + 3⁵ + 3⁹ ) : ( 9 + 3⁵ + 3⁹ ) =
= 1
(9+3×81+19683):(9+2187:9+19683)=1
(9+243+19683):(9+243+19683)=1
(252+19683):(252+19683)=1
19935:19935=1
(9+243+19683):(9+243+19683)=1
(252+19683):(252+19683)=1
19935:19935=1