For questions about teaching complex (numbers like $z = a + b \cdot i$ where $\left\{ a,\, b \right\} \in \mathbb{R} \wedge i^{2} = -1$) numbers.
For questions about teaching complex (numbers like $z = a + b \cdot i$ where $\left\{ a,\, b \right\} \in \mathbb{R} \wedge i^{2} = -1$) numbers.