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If z1 and z2 be two complex numbers such...

If `z_1` and `z_2` be two complex numbers such that `abs(z_1+z_2)=abs(z_1) +abs(z_2)` then the value of `argz_1-argz_2` is equal to

A

`pi/2`

B

`(3pi)/2`

C

`pi`

D

0

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The correct Answer is:
A
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