WBJEE 2018 Math Solved Paper

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Question : 60 of 75
 
Marks: +1, -0
Let z1 and z2 be complex numbers such that z1≠z2 and |z1|=|z2|. If Re(z1) > 0 and Im(z2) < 0, then
z1+z2
z1−z2
is
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