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Vermenigvuldigen en delen
Auteur :
mats dedeyne
1.
(15+4i)(1-i)=
2.
(1+2i)/(2-i)=
3.
(4+6i)(3-5i)=
4.
(1-i)/(2+4i)=
5.
(5-3i)(2-5i)=
