Math Chapter Wise Tangent, Normal, Increasing, Decreasing And Maxima/Minima Of A Function Of One Variable English MCQ UK SSSC LT 2020 Q.Slope of normal to the curve x = a cos3 θ, y = a sin3 θ at the point θ = π/4: A1 B–1 C0 D3 Show answer Correct answer: 1