Math Chapter Wise question with answer

Q01 The real part of square of a complex number is equal to: English · KVS PGT 2022 Q02 If z=x+iy, z = x–iy then real part of z is: English · PGT 2011 Q03 If the real part of z 1 z i, where z x iy is 1 then the point (x,y) lies on– English · UP PCS (Pre) 1995 Q04 The smallest positive integer n for which the real part of (1+i)n is zero is– English · UP PCS (Pre) 1995 Q05 The real value of θ for which the expression 3 2i sin 1 2i sin + θ − θ is a real number is: English · KVS PGT 2023 Q06 Let x, y ∈ R, then x + iy is a non-real complex number if– English · KVS TGT 2017