Thread: Interval Notation

Need help on solving this absolute value inequality using interval notation!!

2|x +6| + 4 > 1

Originally Posted by BadMaterial

Need help on solving this absolute value inequality using interval notation!!

2|x +6| + 4 > 1

This doesn't really make any sense...

for all .


So that means that

for all

for all .


Since it is always no less than 4, it must always be greater than 1...


So ...

Originally Posted by Prove It

for all .


So that means that

for all

for all .

I think you meant to say





(The result still remains true though BadMaterial)

Thanks.

Edited.