Posted in A. Math Another good A. Math Trigo question for you to try Posted on July 1, 2013October 21, 2014 by ilyasa Prove that (1 – cosX) / sinX = sinX / (1 + cosX) Good luck! Rgds, Ilyasa Share Tweet Share this:FacebookTwitter Author: ilyasa View All Posts Post navigation Previous Post A good O-Level Pure Physics question for you to try (answer given)Next Post I need another part/full-time admin assistant