Question Number 197635 by sonukgindia last updated on 25/Sep/23 Commented by mr W last updated on 26/Sep/23 $${it}'{s}\:{strange}!!! \\ $$$${even}\:{it}\:{is}\:{not}\:{said}\:{what}\:{the}\:{question} \\ $$$${is},\:{people}\:{gave}\:\mathrm{2}\:{likes}\:{to}\:{the}\:{question}.\: \\ $$$${what}\:{do}\:{these}\:{people}\:{like}? \\…
Question Number 197667 by SANOGO last updated on 25/Sep/23 Answered by Frix last updated on 26/Sep/23 $${X},\:{Y}\in\mathbb{R}^{\mathrm{3}} ,\:{r}\in\mathbb{R} \\ $$$$ \\ $$$$\left(\mathrm{1}\right)\:{N}\left({X}\right)=\mathrm{0}\:\Rightarrow\:{X}=\mathrm{0}\:\checkmark \\ $$$$\:\:\:\:\:{X}\neq\mathrm{0}\:\Leftrightarrow\:{x}_{\mathrm{1}} \neq\mathrm{0}\vee{x}_{\mathrm{2}}…
Question Number 197627 by momen last updated on 24/Sep/23 $$\mathrm{2}< \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 197629 by SANOGO last updated on 24/Sep/23 $$\int_{\mathrm{0}} ^{\mathrm{3}} {e}^{{tE}\left({t}\right)} \:{dt} \\ $$ Answered by Mathspace last updated on 24/Sep/23 $${I}=\int_{\mathrm{0}} ^{\mathrm{3}} \:{e}^{{t}\left[{t}\right]}…
Question Number 197622 by sonukgindia last updated on 24/Sep/23 Answered by a.lgnaoui last updated on 26/Sep/23 $$\boldsymbol{\mathrm{Calcul}}\:\boldsymbol{\mathrm{de}}\:\:\:\boldsymbol{\mathrm{S}}\left(\boldsymbol{\mathrm{BCDE}}\right) \\ $$$$ \\ $$$$\boldsymbol{\mathrm{S}}\left(\boldsymbol{\mathrm{BCDE}}\right)=\boldsymbol{\mathrm{S}}\left(\boldsymbol{\mathrm{AMN}}\right)−\boldsymbol{\mathrm{S}}\left(\boldsymbol{\mathrm{DEMN}}\right) \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:−\boldsymbol{\mathrm{S}}\left(\boldsymbol{\mathrm{ABC}}\right) \\ $$$$…
Question Number 197581 by mokys last updated on 22/Sep/23 $${find}\:\underset{{n}=\mathrm{1}} {\overset{{k}} {\sum}}\sqrt{{n}}\:? \\ $$ Answered by salvatore last updated on 07/Jan/24 $$\left.{w}\left(\mathrm{1}\right)=\frac{\mathrm{1}}{\mathrm{24}}\:\:\:{w}\left({m}\right)=\begin{pmatrix}{\frac{\mathrm{1}}{\mathrm{2}}}\\{\:{m}}\end{pmatrix}\:\frac{{B}_{{m}+\mathrm{1}} }{{m}+\mathrm{1}}\:−\left(−\mathrm{1}\right)^{{m}} \underset{{h}=\mathrm{1}} {\overset{{m}−\mathrm{1}}…
Question Number 197549 by dragan91 last updated on 21/Sep/23 $$ \\ $$$${solve}\:{limits}\:{for}\:{functions} \\ $$$${f}\left({x}\right)={cos}\left({sgn}\left(\mathrm{1}/{x}\right)\right) \\ $$$${f}\left({x}\right)={sgn}\left({cos}\left(\mathrm{1}/{x}\right)\right) \\ $$$$ \\ $$$${Can}\:{someone}\:{help} \\ $$$${Thanks} \\ $$ Commented…
Question Number 197517 by sonukgindia last updated on 20/Sep/23 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 197524 by sonukgindia last updated on 20/Sep/23 Answered by som(math1967) last updated on 20/Sep/23 $$\mathrm{2arc}{tan}\left(\frac{{x}}{\mathrm{1}+\sqrt{\mathrm{1}+{x}^{\mathrm{2}} }}\right) \\ $$$$=\mathrm{arc}{tan}\left\{\frac{\frac{\mathrm{2}{x}}{\mathrm{1}+\sqrt{\mathrm{1}+{x}^{\mathrm{2}} }}}{\mathrm{1}−\frac{{x}^{\mathrm{2}} }{\left(\mathrm{1}+\sqrt{\mathrm{1}+{x}^{\mathrm{2}} }\right)^{\mathrm{2}} }}\right\} \\…
Question Number 197525 by mokys last updated on 20/Sep/23 $$\int\:\sqrt[{{n}}]{{tanx}}\:{dx} \\ $$ Answered by Frix last updated on 20/Sep/23 $${t}=\sqrt[{{n}}]{\mathrm{tan}\:{x}}\:\Rightarrow\: \\ $$$${n}\int\frac{{t}^{{n}} }{{t}^{\mathrm{2}{n}} +\mathrm{1}}{dt} \\…