AP EAMCET Engineering 17 Sep 2020 Shift 2 Paper

Section: Mathematics
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Question : 21 of 160
 
Marks: +1, -0
Let z1,z2 be two complex number such that
z
1
i
z
2
=0
and arg(z1z2)=
3π
4
,
then arg(z1)=
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