Mathematics
Mathematics, 16.12.2020 21:30, msladestiny16

Please answer quickly Given: sin(A) = 4/5, pi/2 < A < pi and sin(B) = -2root5/5, pi < B < 3pi/2 What is the value of cos(A – B)?


Please answer quickly

Given: sin(A) = 4/5, pi/2 < A < pi and sin(B) = -2root5/5, pi < B

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Answers: 1

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Please answer quickly Given: sin(A) = 4/5, pi/2 < A < pi and sin(B) = -2root5/5, pi < B &l...

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