Question

(0,7) reunit (-1, 10) [-5 ,11] reunit (1,9]
(-4,8)intersectat [-1,5)
(-infinit, 5) intersectat [3, + infinit)
​

Answer 1

Răspuns:

(0,7) reunit (-1,10)=> (-1,10)

[-5,11] reunit (1,9]=>[-5,11]

(-4,8) intersectat [-1,5]=>[-1,5]

(-infinit,5) intersectat [3,+infinit)=>[3,5)