Question

Resolvendo a inequação 1 + x/2 > 5/2 obtemos:

Answer 1

$1+\dfrac{x}{2}\ \textgreater \ \dfrac{5}{2}\Rightarrow \dfrac{x}{2}\ \textgreater \ \dfrac{5}{2}-1\Rightarrow \dfrac{x}{2}\ \textgreater \ \dfrac{5-2}{2}\Rightarrow x\ \textgreater \ 3$


S={x ∈ R | x > 3}