Pre-Cal 40S Slides October 30, 2007

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Pre-Test on trig identities and a quiz.

Transcript of Pre-Cal 40S Slides October 30, 2007

(5) Prove:

(2) Prove this identity:

(2) Prove this identity:

(3) Given and where α and β are in the fourth quadrant:

Find the coordinates of P(α - β).