Question

18. If Z =−1 + і be a complex number .Then Arg(Z) is equal to *

3/4
/4
0​

Answer 1

Step-by-step explanation:

Let z=x+iy

z

ˉ

=x−iy

arg(z)=

x

y

,arg(

z

ˉ

)=−

x

y

arg(z)+arg(

z

ˉ

)=0