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Hello grade 12's, welcome to our first session on Trigonometry. Today we start off by revising grade 11 and grade 10 trigonometry. We will be specifically focusing on using reduction formula, co-ratios, simplifying trigonometric expressions (with special angles) and identities and also lastly focus on expressing trig expressions in terms of certain variables using a triangle. //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// This session will not focus on solving trigonometric equations (general formula solvings) as this is already covered in our previous session that was uploaded last year. Link to the session: • Trigonometry | Grade 12 | General solution /////////////////////////////////////////////////////////////////////////////////////////////////////////////// #TrigonometryRevision #grade12onlinemath