Question: problem 60, ty! Problem 60 Prove the subtraction formula for sine: sin(a - B) = sin(a) cos(B) - cos(a) sin(B) Hint: Consider this setup, A

problem 60, ty!

Problem 60 Prove the subtraction formula for sine: sin(a - B) = sin(a) cos(B) - cos(a) sin(B) Hint: Consider this setup, A D B where BC is a unit diameter for the circle

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