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10-12-2022
Mathematics

contestada

Given:

sin A = 3/4 and A is in quadrant II
cos B = 4/5 and B is in quadrant I

Find the exact value of cos(A-B).

Given sin A 34 and A is in quadrant II cos B 45 and B is in quadrant I Find the exact value of cosAB class=

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ending time 10:35 am elapsed time 45 minutes

Please Help! Thanks to whoever can answer this!