Odpowiedź :
[tex]\\2^{-\frac35}=(\frac12)^{\frac35}=\sqrt[5]{(\frac12)^3}=\sqrt[5] {\frac18}[/tex]
2^(-3/5)=[ 2^(-1/5)]^3 = [(1/2)^(1/5)]^3 = [ ⁵√(1/2) ]³ = ⁵√(1/2)³ = ⁵√(1/8)
[tex]\\2^{-\frac35}=(\frac12)^{\frac35}=\sqrt[5]{(\frac12)^3}=\sqrt[5] {\frac18}[/tex]
2^(-3/5)=[ 2^(-1/5)]^3 = [(1/2)^(1/5)]^3 = [ ⁵√(1/2) ]³ = ⁵√(1/2)³ = ⁵√(1/8)