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what is (-125)to the 1/3 power

 Dec 1, 2016
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You are being asked to find the cube root of  - 125.      (-5)x(-5)x(-5) =  -125.

 

A fractional power is always a root,  for example 16 to the 1/4 power means the fourth root of 16

2x2x2x2 = 16

or 27 to the 1/3 power means the cube root of 27        3x3x3 = 27

 Dec 1, 2016

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