题目内容
若实数x、y满足(1+i)x+(1-i)y=2,则xy的值是( )A.1 B.2 C.-2 D.-3
A
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若实数
x、y满足(1+i)x+(1-i)y=2,则xy等于[
]|
A .1 |
B .2 |
C .-2 |
D .-1 |
题目内容
若实数x、y满足(1+i)x+(1-i)y=2,则xy的值是( )A.1 B.2 C.-2 D.-3
A
若实数
x、y满足(1+i)x+(1-i)y=2,则xy等于[
]|
A .1 |
B .2 |
C .-2 |
D .-1 |