SOLUTION: What should I do with the negative sign when simplifying this exponent? 9 ^-2/3 Does the fact that 1/9 has parenthesis around it change the solve? (1/9)^3/2

Algebra ->  Exponents-negative-and-fractional -> SOLUTION: What should I do with the negative sign when simplifying this exponent? 9 ^-2/3 Does the fact that 1/9 has parenthesis around it change the solve? (1/9)^3/2      Log On


   

Question 159976: What should I do with the negative sign when simplifying this exponent?
9 ^-2/3
Does the fact that 1/9 has parenthesis around it change the solve?
(1/9)^3/2
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
See this --> http://www.purplemath.com/modules/exponent2.htm
9+%5E+%28-2%2F3%29+
+1%2F%289+%5E+%282%2F3%29%29+
+1%2F4.33
0.231

2)
%281%2F9%29%5E%283%2F2%29
%281%2F3%29%5E3
1%2F27
SO that changes things a bit doesn't it :)