If z and \[\omega \] are two non-zero complex numbers such that \[\left| z\omega \right|=1\] and \[Arg(z)-Arg(\omega )=\frac{\pi }{2},\]then \[\bar{z}\omega \] is equal to

If z and \[\omega \] are two non-zero complex numbers such that \[\lef

1.	If z and \[\omega \] are two non-zero complex numbers such that \[\left\| z\omega \right\|=1\] and \[Arg(z)-Arg(\omega )=\frac{\pi }{2},\]then \[\bar{z}\omega \] is equal to
A.	\[-i\]
B.	\[1\]
C.	\[-1\]
D.	\[i\]
Answer» D. \[i\]

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If z and \[\omega \] are two non-zero complex numbers such that \[\left| z\omega \right|=1\] and \[Arg(z)-Arg(\omega )=\frac{\pi }{2},\]then \[\bar{z}\omega \] is equal to

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