Question

Let w = a +iB, B = 0 and 2 + 1.
If is purely real, then the set
of value of z is
{z
{z : [2] = 1}
{z: 3 = 2}
{z: 2 + 1}
{z: 2) = 1, z +1)​

Answer 1

Answer:

option 4 is correct .it may help you