Category: Relation and Functions

Question Number 167819 by Mathspace last updated on 26/Mar/22 $$letf\left(x\right)=e^{-x}arctan\left(2x\right)$$$$find{f}^{\left(n\right)}\left(0\right)$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 36741 by prof Abdo imad last updated on 04/Jun/18 $$calculateS\left(x\right)=\sum _{n=0}^{\mathrm{\infty }}\frac{sin\left(nx\right)}{n!}$$ Commented by abdo.msup.com last updated on 05/Jun/18 $${S}\left({x}\right)={Im}\left(\sum_{{n}=\mathrm{0}} ^{\infty}…

Question Number 36661 by Tinkutara last updated on 03/Jun/18 Commented by Tinkutara last updated on 03/Jun/18 One-one or onto? Commented by Tinkutara last updated on 06/Jun/18 please help…

Question Number 102162 by mathmax by abdo last updated on 07/Jul/20 $$\mathrm{let}\mathrm{f}\left(\mathrm{x}\right)=\arctan \left(\frac{2}{\mathrm{x}+1}\right)$$$$1)\mathrm{find}{\mathrm{f}}^{\left(\mathrm{n}\right)}\left(\mathrm{x}\right)\mathrm{and}{\mathrm{f}}^{\left(\mathrm{n}\right)}\left(0\right)$$$$2)\mathrm{developp}\mathrm{f}\mathrm{at}\mathrm{integer}\mathrm{serie}$$ Terms of Service Privacy Policy…

Question Number 36442 by abdo mathsup 649 cc last updated on 02/Jun/18 $$letf\left(x\right)=\sqrt{2+x^2}-x$$$$1)calculate{lim}_{x\to +\mathrm{\infty }}f\left(x\right)and{lim}_{x\to -\mathrm{\infty }}f\left(x\right)$$$$2)calculate{lim}_{x\to +\mathrm{\infty }}\frac{f\left(x\right)}{x}and{lim}_{x\to -\mathrm{\infty }}\frac{f\left(x\right)}{x}$$$$\left.\mathrm{3}\right)\:{calculate}\:{f}^{'} \left({x}\right)\:{and}\:{determine}\:{its}\:{sign}…