SOLUTION: f(x)=1/2x^3-x Find the zeros of the function algebraically

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: f(x)=1/2x^3-x Find the zeros of the function algebraically      Log On


   

Question 1093896: f(x)=1/2x^3-x
Find the zeros of the function algebraically
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=1/2x^3-x
Find the zeros of the function algebraically
Solve:
(1/2)x^3-x = 0
x((1/2)x^2-1) = 0
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x = 0 or (1/2)x^2 -1 = 0
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x = 0 or x^2 = 2
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x = 0 or x = +/-sqrt(2)
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Cheers,
Stan H.
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