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