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Answer 1 · 2017-01-28T11:29:58

#x > -1#

#x^3 > -1#

Cube root both sides:

#root(3)(x^3) > root(3)(-1)#

The cuberoot of x cubed is just x, and the cube root of -1 is -1.
This is because: #(-1) xx (-1) xx (-1) = -1#

So: #x > -1#

Hope this helps!