Question Number 22120 by Sirius last updated on 11/Oct/17 $$\mathrm{hi},\:{i}'{m}\:{new}\:{here}. \\ $$ Commented by Rasheed.Sindhi last updated on 11/Oct/17 $$\mathrm{You}\:\mathrm{are}\:\mathrm{welcome}! \\ $$ Commented by Sirius…
Question Number 153172 by SANOGO last updated on 05/Sep/21 $$\underset{{x}\rightarrow+{oo}} {\mathrm{li}\underset{} {{m}}}\underset{{k}={o}} {\overset{{n}^{\mathrm{2}} } {\sum}}\frac{{n}}{\:{n}^{\mathrm{2}} +{k}^{\mathrm{2}} } \\ $$ Answered by Ar Brandon last updated…
Question Number 153164 by alisiao last updated on 05/Sep/21 $$\int_{−\mathrm{1}} ^{\:\mathrm{1}} \boldsymbol{{ln}}\left(\boldsymbol{\Gamma}\left(\boldsymbol{{x}}\right)\right)\:\boldsymbol{{dx}} \\ $$ Answered by Ar Brandon last updated on 05/Sep/21 $$\Omega=\int_{−\mathrm{1}} ^{\mathrm{1}} \mathrm{ln}\left(\Gamma\left({x}\right)\right){dx}=\underset{\Omega_{\mathrm{1}}…
Question Number 153153 by liberty last updated on 05/Sep/21 Answered by mr W last updated on 05/Sep/21 $$\left(\mathrm{1}\right) \\ $$$${a}+{b}+{c}=\mathrm{4} \\ $$$$\left({a}+{b}+{c}\right)^{\mathrm{2}} ={a}^{\mathrm{2}} +{b}^{\mathrm{2}} +{c}^{\mathrm{2}}…
Question Number 87614 by mary_ last updated on 05/Apr/20 $$\begin{cases}{\left({x}+{y}\right).\mathrm{2}^{{y}−\mathrm{2}{x}} =\mathrm{6}.\mathrm{25}}\\{\left({x}+{y}\right)^{\frac{\mathrm{1}}{\mathrm{2}{x}−{y}}} =\mathrm{5}}\end{cases} \\ $$ Answered by mahdi last updated on 05/Apr/20 $$\left(\mathrm{x}+\mathrm{y}\right)^{\frac{\mathrm{1}}{\mathrm{2x}−\mathrm{y}}} =\mathrm{5}\Rightarrow\left(\mathrm{x}+\mathrm{y}\right)=\mathrm{5}^{\mathrm{2x}−\mathrm{y}} \\ $$$$\left(\mathrm{x}+\mathrm{y}\right).\mathrm{2}^{\mathrm{y}−\mathrm{2x}}…
Question Number 87613 by mary_ last updated on 05/Apr/20 Commented by TANMAY PANACEA. last updated on 05/Apr/20 $${pls}\:{recheck}\:{question}… \\ $$ Answered by mind is power…
Question Number 153146 by SANOGO last updated on 05/Sep/21 Answered by puissant last updated on 05/Sep/21 $${posons}\:{u}\left({n}\right)=\underset{{k}=\mathrm{1}} {\overset{{n}} {\sum}}{a}\left({n}\right)\:{et}\:{prenons}\:{f}\:{une} \\ $$$${fonction}\:{de}\:{classe}\:{C}^{\mathrm{1}} ,\:{alors}\:{posons} \\ $$$${a}\left({n}\right)=\mathrm{1}\:{pour}\:{tout}\:{n}\:{et}\:{f}\left({n}\right)=\frac{\mathrm{1}}{{n}} \\…
Question Number 22062 by x² – y²@gmail.com last updated on 10/Oct/17 Commented by FilupS last updated on 10/Oct/17 $$=\underset{{n}=\mathrm{1}} {\overset{\mathrm{97}} {\sum}}\frac{\mathrm{1}}{\left({n}+\mathrm{1}\right)!\centerdot\left({n}+\mathrm{3}\right)!} \\ $$$$=\underset{{n}=\mathrm{1}} {\overset{\mathrm{97}} {\sum}}\frac{\mathrm{1}}{\left({n}+\mathrm{1}\right)!^{\mathrm{2}}…
Question Number 153127 by alisiao last updated on 04/Sep/21 Commented by alisiao last updated on 04/Sep/21 $$?????? \\ $$ Commented by alisiao last updated on…
Question Number 22051 by FilupS last updated on 10/Oct/17 $$\mathrm{I}\:\mathrm{have}\:\mathrm{recently}\:\mathrm{seen}\:\mathrm{a}\:\mathrm{different}\:\mathrm{notation} \\ $$$$\mathrm{for}\:\mathrm{integration},\:\mathrm{written}\:\mathrm{as}: \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\int{dxf}\left({x}\right) \\ $$$${e}.{g}. \\ $$$$\:\:\:\:\:\:\int{dx}\left({x}+\mathrm{1}\right)^{\mathrm{2}} \\ $$$$\: \\ $$$$\mathrm{Is}\:\mathrm{this}\:\mathrm{the}\:\mathrm{same}\:\mathrm{as}: \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\int{f}\left({x}\right){dx} \\…