Question

x^3-x^2-72x>0 solve the inequality

Answer 1

x>9
-8<x<0

Answer 2

would it be (-8,0)U(9,infinity)? @edlevin @Luis_Rivera

Answer 3

No @edlevin was correct.

Answer 4

that's not a choice @velaskez

Answer 5

What you said was an alternate way of listing it, you can use U as junction :)

Answer 6

Although there is also an upsidedown U, I can not remember the difference on their relations