nickcasa nickcasa

02-07-2021
Mathematics

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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)

Respuesta :

ricopacifico95 ricopacifico95

02-07-2021

Answer:

D. b2 = 22 + 62-2bc.cos(B)

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