• anonymous
First of a series of trig integrals: Show that $\lim_{n\to\infty}\int_{\pi/4}^{3\pi/4}\sum_{k=1}^n\sin(2k-1)x\,dx=\ln\left(\cot\frac{\pi}{8}\right)$
Calculus1

Looking for something else?

Not the answer you are looking for? Search for more explanations.