Question Number 133633 by jahar last updated on 23/Feb/21 $${how}\:{to}\:{back}\:{up} \\ $$ Commented by Tinku Tara last updated on 23/Feb/21 Commented by Tinku Tara last…
Question Number 2562 by Tinku Tara last updated on 22/Nov/15 $$\mathrm{App}\:\mathrm{Updates}: \\ $$$$\mathrm{We}\:\mathrm{have}\:\mathrm{updated}\:\mathrm{the}\:\mathrm{app}\:\mathrm{with}\:\mathrm{below}\:\mathrm{changes}: \\ $$$$\bullet\:\boldsymbol{\mathrm{ad}}\:\boldsymbol{\mathrm{banner}}\:\boldsymbol{\mathrm{removed}}\:\boldsymbol{\mathrm{from}}\:\boldsymbol{\mathrm{all}}\:\boldsymbol{\mathrm{screens}} \\ $$$$\:\:\:\:\mathrm{This}\:\mathrm{provides}\:\mathrm{larger}\:\mathrm{screen}\:\mathrm{area}\:\mathrm{for} \\ $$$$\:\:\:\:\:\mathrm{equation}\:\mathrm{writing}\:\mathrm{and}\:\mathrm{avoids}\:\mathrm{distraction}. \\ $$$$\bullet\:\boldsymbol{\mathrm{confirmation}}\:\boldsymbol{\mathrm{on}}\:\boldsymbol{\mathrm{delete}}\:\boldsymbol{\mathrm{posts}}\:\boldsymbol{\mathrm{on}}\:\boldsymbol{\mathrm{Q}}\:\boldsymbol{\mathrm{and}}\:\boldsymbol{\mathrm{A}}\:\boldsymbol{\mathrm{forum}} \\ $$ Commented by…
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Question Number 68094 by mhmd last updated on 04/Sep/19 $$\int{dx}/\sqrt[{{x}}]{\left(\pi+{e}\right)^{{x}^{\mathrm{2}} } }\: \\ $$ Answered by MJS last updated on 05/Sep/19 $$\int\frac{{dx}}{\:\sqrt[{{x}}]{\left(\pi+\mathrm{e}\right)^{{x}^{\mathrm{2}} } }}=\int\frac{{dx}}{\left(\pi+\mathrm{e}\right)^{{x}} }=−\frac{\mathrm{1}}{\left(\pi+\mathrm{e}\right)^{{x}}…
Question Number 133628 by Ñï= last updated on 23/Feb/21 $$\underset{{n}=\mathrm{1}} {\overset{\infty} {\prod}}\left(\frac{{n}^{\mathrm{2}} +\mathrm{1}}{{n}^{\mathrm{2}} }\right)=? \\ $$$$\underset{{n}=\mathrm{1}} {\overset{\infty} {\prod}}\left(\frac{\mathrm{4}{n}^{\mathrm{2}} −\mathrm{4}{n}+\mathrm{2}}{\mathrm{4}{n}^{\mathrm{2}} −\mathrm{4}{n}+\mathrm{1}}\right)=? \\ $$ Answered by Dwaipayan…
Question Number 68095 by mhmd last updated on 04/Sep/19 $$\int\sqrt{{x}}/\mathrm{1}+\sqrt[{\mathrm{3}}]{{x}\:}\:{dx} \\ $$ Answered by MJS last updated on 05/Sep/19 $$\int\frac{{x}^{\mathrm{1}/\mathrm{2}} }{\mathrm{1}+{x}^{\mathrm{1}/\mathrm{3}} }{dx}= \\ $$$$\:\:\:\:\:\left[{t}={x}^{\mathrm{1}/\mathrm{6}} \:\rightarrow\:{dx}=\mathrm{6}{x}^{\mathrm{5}/\mathrm{6}}…
Question Number 133631 by liberty last updated on 23/Feb/21 $$\mathrm{y}'\:=\:\frac{\mathrm{bx}+\mathrm{ay}}{\mathrm{ax}+\mathrm{by}} \\ $$ Answered by TheSupreme last updated on 23/Feb/21 $${caso}\:\mathrm{1}:\:{b}=\mathrm{0}\: \\ $$$${y}'=\frac{{ay}}{{ax}}=\frac{{y}}{{x}} \\ $$$${ln}\left({y}\right)={ln}\left({x}\right)+{c} \\…
Question Number 68092 by TawaTawa last updated on 04/Sep/19 Commented by TawaTawa last updated on 05/Sep/19 $$\mathrm{I}\:\mathrm{understand}\:\mathrm{very}\:\mathrm{well}\:\mathrm{now}\:\mathrm{sir}. \\ $$ Commented by kaivan.ahmadi last updated on…
Question Number 68087 by Mikael last updated on 04/Sep/19 $${Hello}\:{friends}!\:{I}\:{ask}\:{name}\:{of}\:{a}\:{high} \\ $$$${level}\:{book}\:{of}\:{integral}\:{calculus}. \\ $$ Commented by mathmax by abdo last updated on 04/Sep/19 $${search}\:\:{Vuibert}\:{or}\:{ellipses}\:{collection}. \\…
Question Number 2548 by Filup last updated on 22/Nov/15 $$\mathrm{For}\:\mathrm{a}\:\mathrm{function}\:{y}={f}\left({x}\right), \\ $$$$\mathrm{inflection}\:\mathrm{points}/\mathrm{stationary}\:\mathrm{points}\:\mathrm{are} \\ $$$$\mathrm{when}\:\:\frac{{df}}{{dx}}=\mathrm{0}. \\ $$$$ \\ $$$$\mathrm{For}\:\mathrm{a}\:\mathrm{function}\:{z}={f}\left({x},\:{y}\right),\:\mathrm{can}\:\mathrm{you}\:\mathrm{find} \\ $$$$\mathrm{these}\:\mathrm{points}\:\mathrm{through}\:\mathrm{a}\:\mathrm{similar}\:\mathrm{method}? \\ $$$$ \\ $$$$\mathrm{Is}\:\mathrm{it}\:\mathrm{something}\:\mathrm{like}\:\frac{\partial{f}}{\partial{x}}=\mathrm{0}\:\mathrm{and}\:\frac{\partial{f}}{\partial{y}}=\mathrm{0}? \\…