nickcasa nickcasa 02-07-2021 Mathematics contestada Which of the following equations correctly represents the law of cosines? A. 2 = 22 + b2 - 2ab.cos(B) B. 2 = 22 + c2 - 2ac.cos(C) C. a2 = b2 + c2 - 2bc.cos(A) D. b2 = 22 +62 - 2bc.cos(B)