Proving Trig Identities Website (Purple Math)
The Math Page Interactive Tutorial on Trig Identities
Proving Trig Identities Examples Website
Derivation of Sum and Difference Formulae Class Notes
Derivation of Sum and Difference and Double Angle Formulae Video (Part 1)
Derivation of Sum and Difference and Double Angle Formulae Video (Part 2)
List of Trig Identities
Chapter 4 Review Solution F2016
Sideways Little Sheet Solution
The Math Page Interactive Tutorial on Trig Identities
Proving Trig Identities Examples Website
Derivation of Sum and Difference Formulae Class Notes
Derivation of Sum and Difference and Double Angle Formulae Video (Part 1)
Derivation of Sum and Difference and Double Angle Formulae Video (Part 2)
List of Trig Identities
Chapter 4 Review Solution F2016
Sideways Little Sheet Solution