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若复数是虚数单位)是纯虚数,则m=A.-iB.iC.-1D.1
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若复数
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAHcAAAAjCAYAAACuJpVrAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAMBSURBVHhe7ZqJsYQgDECpzJ5ox2YsxVJYEkDx
ABMEFxh2Zmf+dyFCXi4jQo1PtxoQ3e5sbEwNuB0bQXm466wmMal57ViLlW6tLNxFKiGE/kbg6jFy
eaeddZ70PaR6KebdIiqcXRYubnhRsjDcCvVaxZLqhIuhHDwevHFV8+T+Blsx0cB4u/tNqGnE/YtB
/QXuIgFW6GvDKwDWBBcJIR28X18HsHjNhwmAR06/CxV/gXtYSCDnQh6dpFQzeChAnXRuxn+Mt255
GoxgmvXV8TlroFq46N0WmimYrHdiyN6LJzSCEZJvLbtSuDYM45KPnoqgvfIajOBttd2rz9cJ1+ZW
w9b3VAda510sqFwunp+fo32ZvdI87ass3K3qNcUT1cMO3niAAjCvlbPvybfcMGd/n5dvC0eqEjIY
IAluuLK9VrwZ1pRXRNaCyxnXdd8hZofK3hp77hoh1MQhwc2r7W+lZcvJ+HzN7YJBGvHnGOPIDTek
UQ13bwTsHsrdxLfA6HfzCzNvFrlJ4uYE5DwtxD6rb1Lw+T6nbuNNHKF0g2DxHhKzWfrTxr/4PZZr
yU0SqNtkkreZcOmF8CJ5P9zEOYTlENiUnMuZU2KsKbS1cgMKJTdJsCh3L0DCnbVrzvWUfno2z2rX
kZpig9uVx1rtxeBSmyQoKsVzD0o3ufapUHZGzoEfa+Ig3B7BOij3nktvkhhF83PuWeloTA90U+DG
2InLj7o7sHBMp+qxgdeN5CaJtzlWtXyTB3H+8wsOAEz/xJs4WtYpjzzFDvqdwyM/PJ1xZ9nkJsll
B4Tn3FN+3tXpzQ3omAfWqwVC8nKwYsmgnM6ICGSfuihZzLA2Hh/MBku4NycGEMRRhzyczqCKoY77
U/uRurxS4xqC+/LUxamhUEqhNcmtBm70dMb+Zn6cumBYTzVwSWvO+hKAdMemBzUFd5y64NlaU3C7
bbbwmJFHNwSXceqCvP2+B34PN/F0xta8/6LJ0gnz7+F2orgWtjHgtkApcY0DbqLiWpg24LZAKXGN
PzTTnIKlGgy1AAAAAElFTkSuQmCC
)
是虚数单位)是纯虚数,则m=( )
A.-i
B.i
C.-1
D.1
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