Điểm A trong hình vẽ biểu diễn cho số phức z. Khi...
Câu hỏi: Điểm A trong hình vẽ biểu diễn cho số phức z. Khi đó phần thực và phần ảo của số phức z là![](data:image/png;base64,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)
A. Phần thực là 3, phần ảo là -2i
B. Phần thực là 3, phần ảo là 2
C. Phần thực là 3, phần ảo là -2
D. Phần thực là 3, phần ảo là 2i
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi HK2 môn Toán 12 Trường THPT Nguyễn Du - TP. Hồ Chí Minh năm học 2017 - 2018