parkerellenjones parkerellenjones

26-04-2021
Mathematics

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You are given that cos(A)=−45, with A in Quadrant III, and cos(B)=15/17, with B in Quadrant I. Find cos(A+B). Give your answer as a fraction.

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lakenyahollis25 lakenyahollis25

26-04-2021

Answer:

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