Question

find all the real cube roots of -0.000125

Answer 1

A. 0.0025 and -0.0025
B. -0.05and 0.05
C. -0.05
D. 0.0025

Answer 2

Here is what will be in my mind:
\[\sqrt[3]{-0.000125}=\sqrt[3]{-10^{-6}\times5^3}=-10^{-2}\times5=-0.05\]
It may seem to be more complicated, but it's what's going on in my mind :)

Answer 3

https://www.youtube.com/watch?v=DKh16Th8x6o
This video would help you in answering more questions of the same kind :D

Answer 4

lol yeah it does

Answer 5

okay thanks!

Answer 6

no problem :)