Math Chapter Wise Matrices And Determinants English MCQ UP PCS (Pre) 1998 & 2000 Q.The value of the determinant of the matrix cos 0 sin 0 1 0 sin 0 cos θ − θ − θ − θ − θ is Acos2 θ – sin2 θ Bsin 2θ C1 Dcos 2θ + sin 2θ Show answer Correct answer: 1