Phase shifts of sine and cosine graphs, equivalent trig expressions, Pythagorean identities, compound angle identities, double angle identities, proving trig identities.
GROUP WORK: Cut & paste trig identity proofs. Trig identity puzzle.
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Phase shifts of sine and cosine graphs, equivalent trig expressions, Pythagorean identities, compound angle identities, double angle identities, proving trig identities.
GROUP WORK: Cut & paste trig identity proofs. Trig identity puzzle.