SOLUTION: Hello there. I've been gone for school for two weeks and in need of help with Polynomials and graphing polynomials. Please help me solve this equation {{{ f( x )=x^5-9x^3 }}}

Algebra ->  Rational-functions -> SOLUTION: Hello there. I've been gone for school for two weeks and in need of help with Polynomials and graphing polynomials. Please help me solve this equation {{{ f( x )=x^5-9x^3 }}}      Log On


   

Question 594872: Hello there. I've been gone for school for two weeks and in need of help with Polynomials and graphing polynomials. Please help me solve this equation +f%28+x+%29=x%5E5-9x%5E3+
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
+f%28+x+%29=x%5E5-9x%5E3+
x%5E5-9x%5E3+=+0+
x%5E3%2A%28x%5E2+-+9%29+=+0+
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x^3 = 0
x = 0, 0, 0
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x%5E2+-+9+=+0
x%5E2+=+9
x = -3, +3