Chlo A.

asked • 02/16/20

help with trig, good explanation

Find the EXACT value of sin(A−B) if cos A = 3/5 where A is in Quadrant IV and cos B = 12/13 where B is in Quadrant IV. Assume all angles are measured from standard position. sin(A−B) =

Mark M.

cos A = 35?, cos B = 1213?


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