Question

Which of the following has no solution?

(x + 1 < -1) ∩ (x + 1 < 1)
(x + 1 ≤ 1) ∩ (x + 1 ≥ 1)
(x + 1 < 1) ∩ (x + 1 > 1)

HEEEELP!

Answer 1

\[\left( x+1<-1 \right) intersection \left( x+1<1 \right)\]
\[\left( x<-2 \right)intersection \left( x<0 \right)\]

similarly check for others.