√2*((3)³)^(2x-1)/√3((2³)^(2x-1)>(∛16)^(-x)/(∛81)^(-x)
3^(6x-3-1/2)/2^(6x-3-1/2)>3^(4x/3)/2^(4x/3)
(3/2)^(6x-3,5)>(3/2)^(4x/3); 3/2>1⇒
∛16=2^(4/3); ∛81=3^(4/3)
6x-3,5>4x/3 √2=1/2^(-1/2); √3=1/3^(-1/2)
4 2/3*x>3 1/2
14x/3>7/2 I*6
28x>21; x>3/4; x∈(3/4;∞)