Tuesday and Wednesday Lessons – Further Trigonometry and Further Trigonometric Identities (Chap 6 & 7 from C3)

LEARNING OBJECTVIE: Revision of Chap 6 & Chap 7 of C3

Chapter Six

1. The functions secant θ ,cosecant θ and cotangent θ
   
   1. Ex 6A Type Questions
      
2. Graphs of Sec θ, Cosec θ, cot θ
   
   1. Ex 6B type Questions
      
3. Simplify Expressions, prove identities and solve equations involving Sec θ, Cosec θ, cot θ
   
   1. Ex 6C type questions
      
4. Know and use the identities 1+ tan²θ≡ sec²θ and 1+ cot²θ≡ cosec²θ
   
   1. Ex 6D Type Questions
      
5. Use inverse trig functions arcsinx, arcosx and arctan x and their graphs
   
   1. Ex 6E Type Questions
      

Chapter 7

1. Addition Formulae
   
   1. Ex 7A
      
2. Double Angle Formulae
   
   1. Ex 7B
      
3. Using Double angle formula to solve more equations, and prove more identities
   
   1. Ex 7C
      
4. Write expression of the form a cos θ + b sin θ, where a and b are constants, as a sine function only or a cosine function only
   
   1. Ex 7D
      
5. Express sums and differences of sines and cosines as products of sines and/or cosines by using the 'factor formulae'
   
   1. Ex 7E
      
6. 
   

Revision of Trig