Math Chapter Wise question with answer

Q01 The loucs of point Z satisfying 1 Re K Z = is: (where k is non zero real number) English · PGT 2000 Q02 The smallest positive integer n for which the real part of (1+i)n is zero is– English · UP PCS (Pre) 1995 Q03 The z1 and z2 are two non zero complex numbers such that |z1+z2|=|z1|+|z2|, then Arg z1–Arg z2 English · PGT 2002 Q04 Let x, y ∈ R, then x + iy is a non-real complex number if– English · KVS TGT 2017 Q05 If z=x+iy, z = x–iy then real part of z is: English · PGT 2011 Q06 If tan [log (x + iy)] = a + ib, where a, b, x and y are real and a2 + b2 ≠ 1, then the value of tan [log(x2 + y2)]... English · PGT 2009