Math Chapter Wise Matrices And Determinants English MCQ Haryana PGT 2019 Q.If 1 sinθ 1 A = –sinθ 1 sinθ –1 –sinθ 1, where 0 ≤ θ ≤ 2π, then: Adet A = 0 Bdet A ∈ (2, ∞) Cdet A ∈ (2, 4) Ddet A ∈ [2, 4] Show answer Correct answer: det A ∈ [2, 4]