SOLUTION: how do you solve (64)-2/3 that is the number 64 with a negative 2/3 as an exponent

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Question 187040: how do you solve (64)-2/3 that is the number 64 with a negative 2/3 as an exponent
Found 2 solutions by vleith, jim_thompson5910:
Answer by vleith(2517) About Me  (Show Source):
Answer by jim_thompson5910(21685) About Me  (Show Source):
You can put this solution on YOUR website!
... Start with the given expression.


... Flip the fraction to make the exponent positive


Convert to radical notation


Take the cube root of 64 to get 4. Note: 4%5E3=64 which tells us that root%283%2C64%29=4


Square 4 to get 16


So