In any triangle `A B C` , prove that following: `(a^2-c^2)/(b^2)=("sin"(A-C))/("sin"(A+C))`

In any triangle ABC, prove that following: (a^(2)-c^(2))/(b^(2))=(sin(A-C))/(sin(A+C))

In any triangle A B C , prove that following: \ \ a^2sin(B-C)=(b^2-c^2)sinA

In any triangle A B C , prove that following: \ (a^2"sin"(B-C))/(sin A)+(b^2"sin"(C-A))/(sin B)+(c^2"sin"(A-B))/(sin C)=0

In any triangle ABC, prove that following: (a-b)(cos C)/(2)c sin((A-B)/(2))

In any triangle ABC, prove that following: a^(2)sin(B-C)=(b^(2)-c^(2))s in A

In any triangle A B C , prove that following: sin((B-C)/2)=(b-c)/a cos (A/2)

In any triangle A B C , prove that following : (a+b)/c=(cos((A-B)/2))/(sin(C/2))

In any triangle ABC, prove that following: (a^(2)sin(B-C))/(s in A)+(b^(2)sin(C-A))/(s in B)+(c^(2)sin(A-B))/(s in C)=0

In any triangle ABC, prove that : (b^2-c^2)/(a^2)= sin (B -C)/sin(B+C) .

In any triangle ABC ,prove that following: (a+b)/(c)=(cos((A-B)/(2)))/((sin C)/(2))