Math Chapter Wise question with answer

Q01 If sinx icos2x + + and cosx isin2x − − are conjugate to each other, then: English · KVS PGT 23-12-2018 Q02 The value of 4 cos isin icos sin θ + θ + θ + θ + θ + θ + θ + θ + θ will be: English · TGT 2013 Q03 (()) (()) n 1 sin icos 1 sin icos + θ+ θ + θ+ θ + θ+ θ + θ+ θ = + θ− θ + θ− θ + θ− θ + θ− θ English · TGT 2009 Q04 For real x, the complex numbers sin x+i cos 2x and cos x–i sin 2x are conjugate to each other for: English · UP PCS (Pre) 1999 Q05 If x = cosα + isinα and y = cosβ + isinβ then the value of x – y x + y will be: English · TGT 2013 Q06 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