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Mathematics, 16.03.2020 18:26 noahwaitsowl357

Find the exact value of the trigonometric expression when
sin(u) = โˆ’ 12/13 and cos(v) = โˆ’ 4/5.
(Both u and v are in Quadrant III.)

cos(u + v)

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Find the exact value of the trigonometric expression when
sin(u) = โˆ’ 12/13 and cos(v) = โˆ’ 4/5...
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