Question Number 62962 by fyyac c last updated on 27/Jun/19 $${P}\left({x}\right)=\mathrm{tan}^{−\mathrm{1}} \left({x}\right)=\underset{{n}=\mathrm{0}} {\overset{\infty} {\sum}}\frac{\left(−\mathrm{1}\right)^{{n}} {x}^{\mathrm{2}{n}+\mathrm{1}} }{\mathrm{2}{n}+\mathrm{1}}\: \\ $$$${P}_{\mathrm{1000}} \left({x}\right)=?\:{what}\:{is}\:{this}\:{sum}\:{in}\:{terms}\:{of}\:{x}? \\ $$ Terms of Service Privacy…
Question Number 128496 by mathmax by abdo last updated on 07/Jan/21 $$\mathrm{calculate}\:\:\:\mathrm{A}\:=\frac{\mathrm{1}}{\left(\mathrm{2}−\sqrt{\mathrm{6}}\right)^{\mathrm{4}} }+\frac{\mathrm{1}}{\left(\mathrm{2}+\sqrt{\mathrm{6}}\right)^{\mathrm{4}} } \\ $$ Commented by liberty last updated on 08/Jan/21 $$\frac{\left(\mathrm{2}−\sqrt{\mathrm{6}}\right)^{\mathrm{4}} +\left(\mathrm{2}+\sqrt{\mathrm{6}}\right)^{\mathrm{4}}…
Question Number 128497 by mathmax by abdo last updated on 07/Jan/21 $$\mathrm{calvulate}\:\mathrm{A}\:=\frac{\mathrm{1}}{\left(\sqrt{\mathrm{3}}−\mathrm{1}\right)^{\mathrm{6}} }+\frac{\mathrm{1}}{\left(\sqrt{\mathrm{3}}+\mathrm{1}\right)^{\mathrm{6}} } \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 128495 by mathmax by abdo last updated on 07/Jan/21 $$\mathrm{find}\:\int_{\mathrm{0}} ^{\infty} \:\:\frac{\mathrm{sinx}}{\left[\mathrm{x}\right]}\mathrm{dx} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 128489 by mnjuly1970 last updated on 07/Jan/21 $$\:\:\:\:\:\:\:\:\:\:\:\:\:…\:{calculus}\:\:\:\left(\mathrm{2}\right)\:… \\ $$$$\:\:\:\:{evaluate}\:::\:\:\: \\ $$$$\:\:\:\underset{{n}=\mathrm{0}} {\overset{\infty} {\sum}}\left(\frac{\mathrm{2}^{{n}} }{\mathrm{1}+\mathrm{2}^{\mathrm{2}^{{n}} } }\:\right)=? \\ $$$$ \\ $$ Answered by…
Question Number 128485 by BHOOPENDRA last updated on 07/Jan/21 $${f}\left({t}\right)=\frac{\mathrm{1}−{cos}\mathrm{2}{t}}{{t}} \\ $$$${find}\:{laplace}\:{transformation}? \\ $$ Answered by Dwaipayan Shikari last updated on 07/Jan/21 $$\mathscr{L}\left(\frac{\mathrm{1}−{cos}\mathrm{2}{t}}{{t}}\right)\Rightarrow{I}\left({s}\right)=\int_{\mathrm{0}} ^{\infty} {e}^{−{st}}…
Question Number 62945 by Tawa1 last updated on 27/Jun/19 $$\mathrm{Find}\:\mathrm{the}\:\mathrm{greatest}\:\mathrm{coefficient}\:\mathrm{in}\:\mathrm{the}\:\mathrm{expansion}\:\mathrm{of}\:\:\:\left(\mathrm{6}\:−\:\mathrm{4x}\right)^{−\mathrm{3}} \\ $$ Answered by mr W last updated on 27/Jun/19 $$\left(\mathrm{6}−\mathrm{4}{x}\right)^{−\mathrm{3}} \\ $$$$=\mathrm{6}^{−\mathrm{3}} \left(\mathrm{1}−\frac{\mathrm{2}{x}}{\mathrm{3}}\right)^{−\mathrm{3}} \\…
Question Number 128481 by Study last updated on 07/Jan/21 $${CH}_{\mathrm{3}} −{CH}_{\mathrm{2}} −{CH}_{\mathrm{2}} −{C}^{={O}} −{NH}_{\mathrm{2}} \\ $$$${what}\:{is}\:{the}\:{by}\:{IUPAC}\:\:{System}?? \\ $$ Commented by Study last updated on 09/Jan/21…
Question Number 62942 by Tawa1 last updated on 27/Jun/19 $$\mathrm{Make}\:\:\mathrm{r}\:\:\mathrm{the}\:\mathrm{subject}\:\mathrm{of}\:\mathrm{the}\:\mathrm{formular}: \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\mathrm{S}\:\:=\:\:\frac{\mathrm{a}\left(\mathrm{r}^{\mathrm{n}} \:−\:\mathrm{1}\right)}{\mathrm{r}\:−\:\mathrm{1}} \\ $$ Commented by Tawa1 last updated on 27/Jun/19 $$\mathrm{Sir},\:\:\mathrm{help}\:\mathrm{me}\:\mathrm{solve}\:\mathrm{this} \\ $$$$\:\:\:\:\:\:\:…
Question Number 128477 by Fikret last updated on 07/Jan/21 $${x}^{\mathrm{2}} +\mathrm{6}{y}=\mathrm{9} \\ $$$${y}^{\mathrm{2}} +\mathrm{8}{x}=\mathrm{16} \\ $$$${x}=? \\ $$ Commented by mr W last updated on…