SOLUTION: Please help me to understand...Simplify the expression ^3 sqrt -64

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Question 307461: Please help me to understand...Simplify the expression
^3 sqrt -64
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
root%283%2C-64%29=root%283%2C%28-4%29%5E3%29=-4 which simply means that root%283%2C-64%29=-4