Question

Please Help..

What is the solution set of |x| > 12?

x < –12 or x > 12
x < 12
x > –12 and x < 12
x > –12

Answer 1

1st option looks like..:)

Answer 2

You have two different solution sets. This is because you have an absolute value function.

First you have

x > 12

And. Here you have

-x >12

When you divide both sides by -1 you reverse the inequality sign.

x<-12

Answer 3

http://m.wolframalpha.com/input/?i=abs%28x%29+%3E12&x=0&y=0