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If z1 and z2, are two non-zero complex n...

If `z_1 and z_2,` are two non-zero complex numbers such that `|z_1+z_2|=|z_1|+|z_2|` then `arg(z_1)-arg(z_2)` is equal to (1) `0` (2) `-pi/2` (3) `pi/2` (4) `-pi`

A

0

B

`-(pi)/(2)`

C

`(pi)/(2)`

D

`pi`

Text Solution

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The correct Answer is:
A
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