SOLUTION: i need your help to find the limit of a function. as x approaches 0, 3x/x^3-x (3 times x divided by x to the power of 3 minus x) i've tryed to find an answer to this for day

Question 130252: i need your help to find the limit of a function.
as x approaches 0, 3x/x^3-x (3 times x divided by x to the power of 3 minus x)
i've tryed to find an answer to this for days, but am drawing a blank.
thanks in advance
oh yeah, answer says its -3
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Find the limit, as x approaches zero, of:
First, factor an x from the denominator.
Cancel the the indicated x's
Now you can see that, as x approaches zero, the denominator gets closer and closer to -1.
So the limit is or
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