i need help with this equation please simplify 81^3/4 using a calculator

Notice that:
[tex]81=3^4.^{}[/tex]Recall that the following property of exponents:
[tex](a^b)^e=a^{b\times e}.[/tex]Therefore:
[tex]81^{\frac{3}{4}}=(3^4)^{\frac{3}{4}}=3^3.[/tex]Answer:
[tex]81^{\frac{3}{4}}=27.[/tex]