SOLUTION: What is the 3rd root of (27a^9b^21)? I tried it and I understand that you divide the variables' exponets by 3. What do I do after that?

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: What is the 3rd root of (27a^9b^21)? I tried it and I understand that you divide the variables' exponets by 3. What do I do after that?      Log On


   

Question 22184: What is the 3rd root of (27a^9b^21)?
I tried it and I understand that you divide the variables' exponets by 3. What do I do after that?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
That's right. Take the 3rd root of 27 which is 3, then do as you just said.
You get 3a^3b^7
Cheers,
Stan H.