Math Chapter Wise question with answer

Q01 If w is an imaginary cube root of unity, then the common roots of the equations z3 + 2z2 + 2z + 1 = 0 and z1985 + z... English · UP PCS (Pre) 2007 Q02 If z1 and z2 are two complex numbers, then which one of the following is not true? English · KVS PGT 2023 Q03 sin icos 2 and c o s c o s c o s c o s θ - i s i n 2 θ - i s i n 2 θ - i s i n 2 θ - i s i n 2 θ are conjugate to e... English · KVS TGT 2017 Q04 If sinx icos2x + + and cosx isin2x − − are conjugate to each other, then: English · KVS PGT 23-12-2018 Q05 If z= x+iy, where i 1, = − = − then z 3 2 z 3 − = + represents a circle, whose centre and radius, respectively, are English · LT 2018 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