SOLUTION: how do i find the zeros of the function y=x^3-4x-1

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Question 360121: how do i find the zeros of the function y=x^3-4x-1
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
graph%28300%2C300%2C-5%2C5%2C-5%2C5%2Cx%5E3-4x-1%29
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I used Newton's method, with starting value of,
x=2, x=2.114908 and
x=-2, x=-1.86081 and
x=-0.5, x=-0.2541