A to the fourth power

Question

A₄

Answer 1

There is no value unless you are given a value for a, or you may be given a solution and have to solve for a.

 

If a = 5, then a⁴ = 5⁴ = 625.

 

Or, if a⁴ = 625, then a = 5.

 

Other than that, a⁴ is just a⁴.