Prove that: 2. 2sin^2 6/π + cosec^2 7π/6 cos^2 π/3 = 3/2 Prove that: 2. 2sin^2 6/π + cosec^2 7π/6 cos^2 π/3 = 3/2 October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related