Mathematics, 03.03.2021 17:30 kristinbohannan

You are given that cos(A)=−3/5, with A in Quadrant III, and cos(B)=33/65, with B in Quadrant I. Find cos(A+B). Give your answer as a fraction.

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You are given that cos(A)=−3/5, with A in Quadrant III, and cos(B)=33/65, with B in Quadrant I. Find...