Answer:
[tex](\frac{390625}{256 } )[/tex]
Step-by-step explanation:
The exponent decides how much times does the base needs to multiply itself. In the given expression, the exponent is 4. Thus, 6 1/4 needs to multiply itself 4 times.
Convert 6 1\4 into improper fraction
Thus, the simplified fraction is [tex](\frac{390625}{256 } )[/tex].