Объяснение:
i²= -1
(9-3i)–(1+5i)=9-3i-1-5i= -8i+8= 8-8i
i² = -1
(6-2i)(3-4i)=18-24i-6i+8i²=18-30i-8=-30i+10=10-30i
Объяснение:
i²= -1
(9-3i)–(1+5i)=9-3i-1-5i= -8i+8= 8-8i
i² = -1
(6-2i)(3-4i)=18-24i-6i+8i²=18-30i-8=-30i+10=10-30i