List questions from trigonometric-series | MathQa

Solving a question on trigonometric series

Published on 01 Jan 2025 - 23:57

Answer to some trigonometry series

Published on 12 Jan 2025 - 8:58

Find $n$ such that $\tan 1$ and its Taylor series up to $n$ agree to 1000 decimal places

Published on 12 Jan 2025 - 8:58

Prove convergence of $\int^{\infty}_{0}\ t^{z-1}cos(t)dt$ and $\int^{\infty}_{0}\ t^{z-1}sin(t)dt$

Published on 29 Dec 2024 - 15:31

$\sum_{n=0}^{\infty} \sin (nx) = \cot(x/2)$?

Published on 12 Jan 2025 - 18:19

The sum $\sum_{n\leq x}\sum_{\substack{1\leq k\leq n \\ gdc(k,n)=1}}\cos^2\pi \frac{k}{n}$ diverges as $x$, when $x$ tends to infitity

Published on 12 Jan 2025 - 23:35

Find the limit of $\lim_{j\rightarrow \infty}\sin^2(2^{j-1}\pi f)\prod_{i=0}^{j-2} \cos^2(2^i\pi f)$

Published on 12 Jan 2025 - 8:58

Infinite sum of cosine function

Published on 12 Jan 2025 - 21:44

prove that $\sum_{k=1}^{n}{\sin(kA)}$

Published on 12 Jan 2025 - 18:09

On $\sum a^n \tan(n\theta)$

Published on 12 Jan 2025 - 17:37