SOLUTION: Find all zeros of f. Identify all multiple zeros. f(s) = 4s^4 - 17s^2 + 4 I really need help.Especially with identifying multiple zeros... Thanks so much!!

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Find all zeros of f. Identify all multiple zeros. f(s) = 4s^4 - 17s^2 + 4 I really need help.Especially with identifying multiple zeros... Thanks so much!!      Log On


   

Question 277559: Find all zeros of f. Identify all multiple zeros.
f(s) = 4s^4 - 17s^2 + 4
I really need help.Especially with identifying multiple zeros...
Thanks so much!!
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Identify all multiple zeros.
f(s) = 4s^4 - 17s^2 + 4
Factor:
(4s^2-1)(s^2-4) = 0
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s^2 = 1/4 or s^2 = 4
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s = +-(1/2) or s = +-2
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Cheers,
Stan H.