How do you solve the inequality #|2x| ≥ 6# ?

Question

3730 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-03-08T14:42:15

The solution is #x in (-oo,-3]uu[3,+oo)#

The inequality is

#|2x|>=6#

This means that

#2x>=6#, #=>#, #x>=3#

and

#2x<=-6#, #=>#, #x<=-3#

The solution is

#x in (-oo,-3]uu[3,+oo)#