Quiz4 Lec0201 problemTwoC

[maoxiaoy]

Evaluate the definite trigonometric integral making use of the technique of Examples 6 and 7 in this Section 2.3.
\begin{equation}
  \int_0^{2\pi} \frac{d\theta}{5+4\sin(\theta)}
\end{equation}

[Anusha Shrivastava]

You literally made an error at the very last step I think (there was an 'i' multiplied by i'' which should've given the answer -2pi/3).