How do you solve #-5/(x+3)^2>0# using a sign chart?

1 Answer
Apr 7, 2018

Please see the explanation below.

Explanation:

Let #f(x)=-5/(x+3)^2#

The domainof definition is #I= (-oo, -3)uu(-3, +oo)#

The question asks for #f(x)>0#

#AA x in I, f(x)<0#

There are no solutions to this inequality

graph{-5/(x+3)^2 [-10, 10, -5, 5]}