Berechne:
\(\eqalign{ & w = {z_1} - {z_2} \cr & {z_1} = 3\dfrac{3}{4} + 1\dfrac{1}{2}i \cr & {z_2} = 4\dfrac{1}{4} - 2\dfrac{1}{4}i \cr}\)
\(w = - \dfrac{1}{2} + \dfrac{{15}}{4}i\)
\(w = \dfrac{1}{2} + \dfrac{{15}}{4}i\)
\(w = - \dfrac{1}{2} - \dfrac{{15}}{4}i\)
\(w = \dfrac{1}{2} - \dfrac{{15}}{4}i\)
Ich errechne eine abweichende Lösung