196 B
196 B
$$\begin{aligned} \frac{16-3i}{7+2i}-3&=\frac{106-53i}{53}-3\ 2-i-3&=-1-i\
\end{aligned}$$(12) {z ∈ C : 0 < arg(z 3 ) < π, 1 < |z| < 3}
$$\begin{aligned} \frac{16-3i}{7+2i}-3&=\frac{106-53i}{53}-3\ 2-i-3&=-1-i\
\end{aligned}$$(12) {z ∈ C : 0 < arg(z 3 ) < π, 1 < |z| < 3}