Categories Mathematics (secθ-tanθ)² = Post author By esimpk Post date June 16, 2021 1 + sinθ/1 – sinθ (1 – sinθ)/(1 + sinθ) (1 – cosθ)/(1+cosθ) cscθ ← (n+2)(n+1)n = → (x+2)² = x² + 4x + 4 is