Q41Multiple choice
Which of the following is correct for any two complex numbers z1 and z2?
- (A)z1 z2 = z1 z2
- (B)arg (z1z2) = arg (z1). arg (z2)
- (C)z1 + z2 = z1 + z2
- (D)z1 + z2 ≥ z1 − z2
Which of the following is correct for any two complex numbers z1 and z2?