Question

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

Answer 1

Answer:

1-i

Step-by-step explanation:

I am not sure about this

But l think 1-i is right answer

Bcoz if we common - then

-(1-i)

And now - will change in +

Answer 2

Answer:

3π/4

Step-by-step explanation:

z=-1+i

z=x+iy

x=-1,y=1

tan= y/x

tan= -1

arg z=3π/4

this is answer