Question

if x=(a+b)cosx-b cosx.(a+b/b)x and y=(a+b) sin x- b sin(a+b/b)x then prove that dy/dx= tan(a/2a +1)x

Answer 1

In the attachment I have answered this problem.

See the attachment for detailed solution.
I hope this answer helps you

Answer 2

Answer:

Hope this help uh pls thanks my answers