Question Number 149081 by Integrals last updated on 02/Aug/21 Answered by Ar Brandon last updated on 02/Aug/21 $$\phi=\int\frac{{d}\beta}{\mathrm{2}−\mathrm{3sin}\beta}\:,\:{t}=\mathrm{tan}\frac{\beta}{\mathrm{2}} \\ $$$$\:\:\:=\int\frac{\mathrm{2}}{\mathrm{2}−\mathrm{3}\left(\frac{\mathrm{2}{t}}{\mathrm{1}+{t}^{\mathrm{2}} }\right)}\centerdot\frac{{dt}}{\mathrm{1}+{t}^{\mathrm{2}} }=\int\frac{{dt}}{{t}^{\mathrm{2}} −\mathrm{3}{t}+\mathrm{1}} \\ $$$$\:\:\:=\int\frac{{dt}}{\left({t}−\frac{\mathrm{3}}{\mathrm{2}}\right)^{\mathrm{2}}…
Question Number 83521 by M±th+et£s last updated on 03/Mar/20 $$\int\frac{\sqrt{{sin}\left({x}\right)}}{{sin}^{\mathrm{2}} \left({x}\right)+\mathrm{1}}\:{dx} \\ $$ Commented by msup trace by abdo last updated on 04/Mar/20 $${changement}\:{tan}\left(\frac{{x}}{\mathrm{2}}\right)={t}\:{give} \\…
Question Number 149023 by ArielVyny last updated on 02/Aug/21 $$\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{4}}} \frac{{tsint}}{\mathrm{1}+{cos}^{\mathrm{2}} {t}}{dt}=\overset{\frac{\pi}{\mathrm{4}}} {\int}_{\mathrm{0}} \frac{{tcost}}{\mathrm{1}+{sin}^{\mathrm{2}} {t}}{dt} \\ $$$${true}\:{or}\:{false}\:?? \\ $$ Answered by mindispower last updated…
Question Number 83488 by jagoll last updated on 03/Mar/20 $$\int\:\frac{\mathrm{x}^{\mathrm{3}} −\mathrm{1}}{\:\sqrt{\mathrm{x}^{\mathrm{2}} −\mathrm{1}}}\:\mathrm{dx}\:=\:? \\ $$ Answered by john santu last updated on 03/Mar/20 Terms of Service…
Question Number 148981 by ArielVyny last updated on 02/Aug/21 $$\int_{\frac{\sqrt{\mathrm{2}}}{\mathrm{2}}} ^{\mathrm{1}} \frac{{arc}\:{cosu}}{{u}^{\mathrm{2}} +\mathrm{1}}{du} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 17909 by alex041103 last updated on 12/Jul/17 $${Please}\:{answer}\:{Q}.\:\mathrm{17525} \\ $$ Commented by alex041103 last updated on 12/Jul/17 $${This}\:{question}\:{is}\:{for}\:{fun}. \\ $$$${I}'{ll}\:{post}\:{a}\:{solution}\:{to}\:{it}\:{on}\:\mathrm{15}^{{th}} \:{July} \\ $$…
Question Number 83441 by mathmax by abdo last updated on 02/Mar/20 $${calculate}\:\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{4}}} \sqrt{\mathrm{1}+\mathrm{2}{tanx}}{dx} \\ $$ Answered by M±th+et£s last updated on 06/Mar/20 $$\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{4}}}…
Question Number 83440 by mathmax by abdo last updated on 02/Mar/20 $${find}\:\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{2}}} \:\frac{{dx}}{{sinx}^{{cosx}} +{cosx}^{{sinx}} } \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 148942 by ArielVyny last updated on 01/Aug/21 $${M}=\int_{\mathrm{0}} ^{+\infty} \frac{{x}^{\mathrm{2}{n}} {lnx}}{{x}^{\mathrm{2}} +\mathrm{1}}{dx} \\ $$$$ \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 83405 by jagoll last updated on 02/Mar/20 $$\underset{\mathrm{b}\rightarrow\mathrm{1}^{−} } {\mathrm{lim}}\:\int_{\mathrm{0}} ^{\mathrm{b}} \:\frac{\mathrm{sin}\:\left(\mathrm{x}\right)}{\:\sqrt{\mathrm{1}−\mathrm{x}^{\mathrm{2}} }}\:\mathrm{dx}\:?\: \\ $$ Commented by mr W last updated on 02/Mar/20…