Video lessons

Watch a teacher explain the topic, then practise with past questions.

6 videos in Trigonometric identities

• Simplify The Identity In 2 Seconds Elective Mathematics · SHS 2 · Otisam Mathematics
• Simple Way Of Evaluating Trig Expressions Elective Mathematics · SHS 2 · Otisam Mathematics
• Multiple Angles Elective Mathematics · SHS 2 · Otisam Mathematics
• Application Of Compound Angles Elective Mathematics · SHS 2 · Otisam Mathematics
• Compound angles Elective Mathematics · SHS 2 · Otisam Mathematics
• Trig Identities Elective Mathematics · SHS 2 · Otisam Mathematics