Question

Find the derivative
\[y=arcoss \frac{ b+acosx }{ a+bcosx } , 0\le x \le \pi , a >b>o\]

Answer 1

Take \(\cos\) of both sides.

Answer 2

Then do implicit differentiation.

Answer 3

that was a lot easier than what i was trying to do!!

Answer 4

got on third of the way through the algebra and quit

Answer 5

thanks !