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设i为虚数单位,则复数(5-6i)╱i等于A.6+5iB.6-5iC.-6+5iD.-6-5i
题目详情
设i为虚数单位,则复数(5-6i)╱i等于
A.6+5i B.6-5i C.-6+5i D.-6-5i
A.6+5i B.6-5i C.-6+5i D.-6-5i
▼优质解答
答案和解析
((5-6i)╱i)(i)=(5-6i)i╱-1=-6-5i
选D
选D
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