Question

What is the solution set of {x | x < 2} U {x | x ≥ 2}?

Answer 1

I suppose \[
\{x|-\infty < x<\infty\}
\]

Answer 2

1. all numbers less than -2 and greater than 2
2. the numbers between -2 and 2
3. the empty set
4. all real numbers

Answer 3

those are my options

Answer 4

which do you think?

Answer 5

I honestly have no idea o_o

Answer 6

Okay, that is the problem here.

Answer 7

\(\cap\) means it belongs to both
\(\cup\) means it belongs to either

Answer 8

...?

Answer 9

Do you understand at all what you are learning, doing? What do you know about sets?