Question

Please tell all the properties of argument.

Answer 1

hope this will help you

Answer 2

1. arg (z1.z2)= arg z1 +arg z1
2. $arg ( \frac{z1}{z2}) = arg \: z1 - arg \: z2$
3. $arg \: z + arg \: \frac{ }{z} = 0 \: \: \\ arg(z \frac{}{z}) = 0$
4. $arg \: \frac{}{z} = - arg \: z = \frac{1}{z}$

5. if arg =0 then z is real