[(2/5)^6]3×(2/5)^4:(2/5)^20


Răspuns :

Răspuns:

[tex][(\frac{2}{5} )^{6}] ^{3} *(\frac{2}{5} )^{4}:(\frac{2}{5} )^{20}=(\frac{2}{5} )^{18}*(\frac{2}{5} )^{4}:(\frac{2}{5} )^{20}=(\frac{2}{5} )^{22}:(\frac{2}{5} )^{20}=(\frac{2}{5} )^{2}=\frac{4}{25}[/tex]

Explicație pas cu pas: