Question:If a, b, c are the sides of a triangle and A, B, C are the...
Question
If a, b, c are the sides of a triangle and A, B, C are the...
If a, b, c are the sides of a triangle and A, B, C are the
opposite angles, find ∂A/∂a, ∂A/∂b, ∂A/∂c by implicit
differentiation of the Law of Cosines.