Sec square teeta _1?cosec square teta _1 Share with your friends Share 0 Rashi Lokwani answered this Dear Student, (sec2θ-1)(cosec2θ-1)= tan2θ × cot2θ {Since, sec2α - 1 =tan2 α and cosec2α - 1 = cot2α}= tan2θ × 1tan2θ {Since, cot α = 1tan α}= 1 Regards 0 View Full Answer