Question

Observe o exemplo e resolva os itens.

J = {x ∈ N / 6 < x < 9}
logo: J = {7 , 8}
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1)-
V = {a ∈ Z / -9 ≤ a ≤ -5}. Logo:


2)-
K = {y ∈ N / 25 ≥ y > 21}. Logo:
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Answer 1

Resposta:

1)

V={-9,-8,-7,-6,-5}

2)

K={22,23,24,25}