SOLUTION: Evaluate each numerical expression: 9 to the -(3/2) power This is my cumulative review and I'm not sure how to do it! Please help!! thanks=)

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Question 75839This question is from textbook College Algebra
: Evaluate each numerical expression:
9 to the -(3/2) power
This is my cumulative review and I'm not sure how to do it!
Please help!!
thanks=) This question is from textbook College Algebra

Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
9^-3/2=1/sqrt9^3=1/sqrt729=1/27