SOLUTION: on my home work it says simplify 5x to the power of -4 how do i do that?

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Question 131970: on my home work it says simplify 5x to the power of -4 how do i do that?
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!
a%5E%28-n%29=1%2Fa%5En

So:
5x%5E%28-4%29=5%2Fx%5E4 or %285x%29%5E-4=1%2F625x%5E4 depending on what you meant in your problem statement.