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Page history last edited by PBworks 13 years, 10 months ago

Learning Objectives


Problem 1 of 3


Prove the identity:





Problem 2 of 3


If sin θ = (4/5) and sec θ < 0 find the exact value of:


(a) tan 2θ



(b) sin 2θ





Problem 3 of 3


Find the exact value of:


(a) cos (11π/12)


(b) sec (11π/12)



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