$x,y>0, if z=(x,-y)$ then Arg z =

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$x,y>0, if z=(x,-y)$ then Arg z =

E

Editor

Sep 18, 2022

$x,y>0, if z=(x,-y)$ then Arg z =

Difficulty: Hard

A:

-\tan^{-1}\frac{y}{x}

B:

\tan^{-1}\frac{y}{x}

C:

\pi -\tan^{-1}\frac{y}{x}

D:

\pi +\tan^{-1}\frac{y}{x}

ID: 63273dbaca83163ac3a121d7