SOLUTION: One more and that it it I promise. Simplify: (-27x9)1/3 The 9 is a 'to the power number' and the 1/3 is a fraction and 'to the power number.' Will someone please help me.

Algebra ->  Square-cubic-other-roots -> SOLUTION: One more and that it it I promise. Simplify: (-27x9)1/3 The 9 is a 'to the power number' and the 1/3 is a fraction and 'to the power number.' Will someone please help me.       Log On


   

Question 229035: One more and that it it I promise.
Simplify:
(-27x9)1/3
The 9 is a 'to the power number' and the 1/3 is a fraction and 'to the power number.' Will someone please help me.
Found 2 solutions by stanbon, solver91311:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify:
(-27x^9)^(1/3)
---
= -3x^3
==================
Cheers,
Stan H.

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!




First recognize that
()

So:



Then use:



So:



Now use



So:





John