(14*0,1)^{-2}*14^3*0,1
(14*0,1)^{-2}*14^3*0,1=
=14^{-2}*0,1^{-2}*14^3*0,1=
=14^{-2+3}*0,1^{-2+1}=
=14*0,1^{-1}=14*10=140