Additional Mathematics 0606 / Trigonometry / 2.72.7: Prove identity with reciprocal sine terms0606/21/O/N/17 — Question 2 · 4 marksMark as done · Save for later · Show all solutions(i)Show that 11−sinθ−11+sinθ=2tanθsecθ\dfrac{1}{1 - \sin \theta} - \dfrac{1}{1 + \sin \theta} = 2\tan \theta \sec \theta1−sinθ1−1+sinθ1=2tanθsecθ.[4]▸ Answer▸ Official mark scheme← 1.31: Cosine curve constants from properties2.29: Cosecant identity and mixed equations →
