Category: Relation and Functions

Question Number 41408 by maxmathsup by imad last updated on 06/Aug/18 $$calculate\sum _{n=1}^{\mathrm{\infty }}\frac{{(-1)}^n}{n(n+1)(n+2)(n+3)}$$ Commented by maxmathsup by imad last updated on…

Question Number 41407 by maxmathsup by imad last updated on 06/Aug/18 $$calculate\sum _{n=1}^{\mathrm{\infty }}\frac{{(-1)}^n}{n(n+1)(n+2)}$$ Commented by maxmathsup by imad last updated on…

Question Number 41345 by maxmathsup by imad last updated on 05/Aug/18 $$let{u}_n=\sum _{k=1}^n\frac{1}{k}-ln\left(n\right)$$$$1)provethat\left(u_n\right)isconvergent$$$$2)let\gamma ={lim}_{n\to +\mathrm{\infty }}{u}_{n}provethat0<\gamma <1$$ Commented…

Question Number 41286 by maxmathsup by imad last updated on 04/Aug/18 $$find{S}_n=\sum _{k=0}^n\frac{1}{3k+1}intermsof{H}_n=\sum _{k=1}^n\frac{1}{k}$$ Terms of Service Privacy Policy…

Question Number 106707 by bemath last updated on 06/Aug/20 $$@\mathrm{bemath}@$$$$\mathcal{G}\mathrm{iven}\{\begin{array}{l}\mathrm{f}\left(\mathrm{x}\right)=2\mathrm{x}+3\\ (\mathrm{g}\circ \mathrm{f})\left(\mathrm{x}\right)=2\mathrm{x}-1\end{array}$$$$\mathrm{find}(\mathrm{f}\circ \mathrm{g})\left(2\right).$$ Answered by john santu last updated on 06/Aug/20 Answered…