Question Number 111180 by mohammad17 last updated on 02/Sep/20 $${solve}:\:{x}^{\mathrm{2}} {y}\left({ydx}+{dy}\right)=\mathrm{2}{ydx}+{xdy} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 176708 by Matica last updated on 25/Sep/22 $$\:{a}_{{n}+\mathrm{2}} −\mathrm{3}{a}_{{n}+\mathrm{1}} +\mathrm{2}{a}_{{n}} ={n}+\mathrm{3}^{{n}} \: \\ $$$${please}\:{find}\:{a}_{{n}} \\ $$$$ \\ $$ Answered by mr W last…
Question Number 111154 by Tinku Tara last updated on 02/Sep/20 $$\mathrm{Version}\:\mathrm{2}.\mathrm{202}\:\mathrm{adds}\:\mathrm{calculator}. \\ $$$$\mathrm{place}\:\mathrm{cursor}\:\mathrm{on}\:\mathrm{a}\:\mathrm{line}\:\mathrm{which}\:\mathrm{you} \\ $$$$\mathrm{want}\:\mathrm{to}\:\mathrm{evalute}.\: \\ $$$$\mathrm{Select}\:\mathrm{calculate}\:\mathrm{from}\:\mathrm{menu}\:\mathrm{in}\:\mathrm{3}\:\mathrm{vertical} \\ $$$$\mathrm{dots}\:\mathrm{at}\:\mathrm{top}. \\ $$$$\mathrm{Calculator}\:\mathrm{accepts}\:\mathrm{complex}\:\mathrm{numbers} \\ $$$$\mathrm{and}\:\mathrm{will}\:\mathrm{return}\:\mathrm{result}\:\mathrm{in}\:\mathrm{complex} \\ $$$$\mathrm{when}\:\mathrm{needed}.…
Question Number 111157 by mathdave last updated on 02/Sep/20 $${question}\:{proposed}\:{MN}\:{july}\:\mathrm{1970} \\ $$$$\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{4}}} \mathrm{tan}{x}\left(\mathrm{ln}\left(\mathrm{1}+\mathrm{tan}^{\mathrm{2}} {x}\right)\right){dx} \\ $$$${my}\:{solution}\:{followed} \\ $$ Answered by mathdave last updated on…
Question Number 111140 by tkb last updated on 02/Sep/20 $$\: \\ $$$$\:\:\:\:\:\:\boldsymbol{\mathrm{D}}\mathrm{efinite}\:\boldsymbol{\mathrm{integral}}\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\boldsymbol{\mathrm{MATHEMATICS}}\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\boldsymbol{\mathrm{Full}}\:\:\boldsymbol{\mathrm{Marks}}\::\:\mathrm{40} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 45589 by 786786AM last updated on 14/Oct/18 $$\mathrm{pl}\:\mathrm{help}\:\mathrm{me}\:\mathrm{sir}\:\mathrm{mathtype}\:\mathrm{6c}\:\:\mathrm{seril}\:\mathrm{key} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 176662 by Matica last updated on 24/Sep/22 $$\:\:{sequence}\:{V}_{{n}+\mathrm{1}} −{V}_{{n}} ={n}+\mathrm{3}^{{n}} .\:{Find}\:{V}_{{n}} . \\ $$ Answered by mr W last updated on 24/Sep/22 $${V}_{{n}}…
Question Number 176652 by floor(10²Eta[1]) last updated on 24/Sep/22 $$\mathrm{f}\left(\mathrm{x},\mathrm{y}\right)=\begin{cases}{\mathrm{e}^{\frac{\mathrm{1}}{\mathrm{r}^{\mathrm{2}} −\mathrm{1}}} \:\mathrm{if}\:\mathrm{r}<\mathrm{1},\:\mathrm{where}\:\mathrm{r}=\parallel\left(\mathrm{x},\mathrm{y}\right)\parallel}\\{\mathrm{0}\:\mathrm{if}\:\mathrm{r}\geqslant\mathrm{1}}\end{cases} \\ $$$$\mathrm{show}\:\mathrm{that}\:\mathrm{f}\left(\mathrm{x},\mathrm{y}\right)\:\mathrm{is}\:\mathrm{continuous}\:\mathrm{in}\:\mathbb{R}^{\mathrm{2}} \\ $$ Answered by floor(10²Eta[1]) last updated on 24/Sep/22 $$\mathrm{recall}\:\mathrm{that}\:\parallel\left(\mathrm{x},\mathrm{y}\right)\parallel=\sqrt{\mathrm{x}^{\mathrm{2}} +\mathrm{y}^{\mathrm{2}}…
Question Number 176648 by mokys last updated on 23/Sep/22 $$\int\:\frac{{dx}}{{a}+{bcosx}}\:\:\:\: \\ $$$$ \\ $$$$\int\:\frac{{dx}}{{a}−{bsinx}} \\ $$ Commented by mokys last updated on 24/Sep/22 $$\left.?\left.?\left.?\left.\right]\right]\right]\right] \\…
Question Number 111067 by Algoritm last updated on 01/Sep/20 Commented by Her_Majesty last updated on 01/Sep/20 $${I}\:{don}'{t}\:{think}\:{so} \\ $$$${lim}_{{k}\rightarrow\infty} \frac{\underset{{j}=\mathrm{1}} {\overset{{k}} {\sum}}{j}^{\mathrm{7}} }{{k}!}={lim}_{{k}\rightarrow\infty} \frac{\frac{{k}^{\mathrm{8}} }{\mathrm{8}}+\frac{{k}^{\mathrm{7}}…