# Tag: unit circle

## derivative of law of cosines

Derivatives – Differentiation of the Law of Cosines, where a, b, c, A, B … 2 c d c d t = 2 a d a d t + 2 b d b d t – 2 b cos ? C d a d t – 2 a cos ? C d b d t … Continue reading “derivative of law of cosines”