Answer:
1)[tex]625^-\frac{1}{4}[/tex]
=> [tex](5^4)^-^\frac{1}{4}[/tex]
=> (4 and 4 get simplified so we are left with 5 raised to the power-1)
=> [tex]5^-^1[/tex]
=>[tex](a^m)^n =a^m^n[/tex]
=> [tex]a^-^n=\frac{1}{a} ^n[/tex]
=>[tex]\frac{1}{5}[/tex]
Step-by-step explanation: