please help! need within a hour

Answer:
1.94 x [tex]10^{-5}[/tex] , 1.25 x [tex]10^{-2}[/tex] , 6 x [tex]10^{4}[/tex], 8.1 x [tex]10^{4}[/tex]
Step-by-step explanation
the highest negative power is the least and then the greatest is the highest positive power. so [tex]10^{-5}[/tex] is the least and [tex]10^{4}[/tex] is the greatest.