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In the Argand diagram. if O, P and Q rep...

In the Argand diagram. if O, P and Q represent respectively the origin and the complex numbers z and z+iz, then the angle `angle OPQ` is :

A

`pi/4`

B

`pi/3`

C

`pi/2`

D

`(2pi)/3`.

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MODERN PUBLICATION-LINEAR INEQUATIONS-EXERCISE
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