If \(-10 < k < 10\), is \(k > 0 ?\)
\( (1) \quad \dfrac{1}{k} > 0\)
\( (2) \quad k^2 > 0\)
[spoiler]OA=A[/spoiler]
Source: Official Guide
\( (1) \quad \dfrac{1}{k} > 0\)
\( (2) \quad k^2 > 0\)
[spoiler]OA=A[/spoiler]
Source: Official Guide
