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If z(1) and z(2) are two complex numbers...

If `z_(1) and z_(2)` are two complex numbers satisfying the equation `|(z_(1) + iz_(2))/(z_(1)-iz_(2))|=1`, then `(z_(1))/(z_(2))` is

A

purely real

B

of unit modulus

C

purely imaginary

D

None of these

Text Solution

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The correct Answer is:
A
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