Question

Determine a união dos seguintes intervalos.
A) [1,3] ∪ [2,5] B) ]-1,4] U [3,7]
C) ]2,4[ U [1,3] D) [-5,5] U [0,3]
E) ]-∞,1] U [1,3]

Answer 1

A) [1,5] B) ]1,7] C) ]1,4[ D) [-5,5] E)]-"infinito", 1][1,3]