CCSS IP Math II 1.1.1 Example 2

How can the expression [math]^8\sqrt{a^c}[/math] be rewritten using a rational exponent?

[list=1] [*]Identify the numerator of the rational exponent. [*]Identify the denominator of the rational exponent. [*]Rewrite the expression in the form [math]base^{\frac{power}{root}}[/math], where the base is the quantity raised to a power and of which the root is being taken. [/list]