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If z is a complex number with |z|=1 and ...

If `z` is a complex number with `|z|=1` and `z+(1)/(z)=x+iy`, then `xy=`

A

0

B

1

C

2

D

cannot be obtained

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The correct Answer is:
A
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HIMALAYA PUBLICATION-COMPLEX NUMBERS-QUESTION BANK
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