SOLUTION: Find solution of {{{ x^3 + 5x^2 }}} >= {{{ 4x + 20 }}} I don't really understand what I am trying to find here. All values of x that makes the first numbers >= the second?

SOLUTION: Find solution of {{{ x^3 + 5x^2 }}} >= {{{ 4x + 20 }}} I don't really understand what I am trying to find here. All values of x that makes the first numbers >= the second?

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Question 290787: Find solution of >=
I don't really understand what I am trying to find here. All values of x that makes the first numbers >= the second?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
treat it just as you would with just an equal sign (except if you multiply or divide by a negative number) and solve for x
(x-2) (x+2) (x+5)>=0
x>=2
-5<=x<=-2
It has one the strangest graphs.

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