SOLUTION: I don't understand how to solve this problem. Any help wpuld be appreciated. {{{x^3 + 4x^2 >= x + 4}}}

Algebra ->  Rational-functions -> SOLUTION: I don't understand how to solve this problem. Any help wpuld be appreciated. {{{x^3 + 4x^2 >= x + 4}}}      Log On


   



Question 242167: I don't understand how to solve this problem. Any help wpuld be appreciated.
x%5E3+%2B+4x%5E2+%3E=+x+%2B+4

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
x%5E3+%2B+4x%5E2+%3E=+x+%2B+4
x^2(x+4)>=x+4 divide both sides by (x+4)
x^2>=1
x>=+-1 ans.