" 3.(i) If "z!=0," find "Arg z+Argbar(z)

If z! = 0, find Argz + Argbar (z)

If z ne0 , find Arge z+Arg bar z

If arg(z) lt 0, then find arg(-z) -arg(z) .

If arg(z) lt 0, then find arg(-z) -arg(z) .

If z=(-1-i) , then arg z =

If z = frac((1+i)(1+sqrt3i)^2)(1-i) , find |z| , arg z and barz .

arg(bar(z))+arg(-z)={{:(pi",","if arg (z) "lt 0),(-pi",", "if arg (z) "gt 0):},"where" -pi lt arg(z) le pi . If arg(z) gt 0 , then arg (-z)-arg(z) is equal to

arg(bar(z))+arg(-z)={{:(pi",","if arg (z) "lt 0),(-pi",", "if arg (z) "gt 0):},"where" -pi lt arg(z) le pi . If arg(z) gt 0 , then arg (-z)-arg(z) is equal to

arg(bar(z))+arg(-z)={{:(pi",","if arg (z) "lt 0),(-pi",", "if arg (z) "gt 0):},"where" -pi lt arg(z) le pi . If arg(z) lt 0 , then arg (-z)-arg(z) is equal to