Question

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

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

Answer 1

Answer:

all numbers less than -2 and greater than 2

Answer 2

Answer:

set {x | x < 2}= -infinity,....,-1,0,1 }

set {x | x ≥ 2}= { 2,3,4,.....,infinity }