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Category: Integration

cos-x-sin-x-sin-2x-dx-

Question Number 89636 by jagoll last updated on 18/Apr/20 $$\int\:\frac{\mathrm{cos}\:\mathrm{x}+\mathrm{sin}\:\mathrm{x}}{\mathrm{sin}\:\mathrm{2x}}\:\mathrm{dx}\: \\ $$ Commented by M±th+et£s last updated on 18/Apr/20 $${A}=\int\frac{\mathrm{1}}{{cos}\left({x}\right)}+{tan}\left({x}\right)−{tan}\left({x}\right)\:{dx} \\ $$$$\int\frac{\mathrm{1}+{sin}\left({x}\right)}{{cos}\left({x}\right)}{dx}−\int\frac{{sin}\left({x}\right)}{{cos}\left({x}\right)}{dx} \\ $$$$\int\frac{{cos}\left({x}\right)}{\mathrm{1}−{sin}\left({x}\right)}{dx}−\int\frac{{sin}\left({x}\right)}{{cos}\left({x}\right)}{dx} \\…

0-pi-2-sin-2n-x-dx-

Question Number 155134 by amin96 last updated on 25/Sep/21 $$\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{2}}} \boldsymbol{\mathrm{sin}}^{\mathrm{2}\boldsymbol{\mathrm{n}}} \left({x}\right){dx}=? \\ $$ Answered by phanphuoc last updated on 26/Sep/21 $$\pi/\mathrm{24}^{{n}} .\begin{pmatrix}{\mathrm{2}{n}}\\{{n}}\end{pmatrix}\:\:\:\:\:\:{this}\:{is}\:{wallis}'={intergral} \\…

Question-89596

Question Number 89596 by A8;15: last updated on 18/Apr/20 Commented by john santu last updated on 18/Apr/20 $$\sqrt{\frac{{x}}{\mathrm{1}−{x}}}\:=\:{t}\:\Rightarrow\:{x}\:=\:\frac{{t}^{\mathrm{2}} }{{t}^{\mathrm{2}} +\mathrm{1}} \\ $$$$\left.{dx}\:=\:\frac{\mathrm{2}{t}}{\left({t}^{\mathrm{2}} +\mathrm{1}\right)^{\mathrm{2}} }\:{dt}\:\right]\: \\…

0-1-0-1-log-1-x-log-1-y-log-log-1-x-log-log-1-y-2-dxdy-

Question Number 155135 by amin96 last updated on 25/Sep/21 $$\int_{\mathrm{0}} ^{\mathrm{1}} \int_{\mathrm{0}} ^{\mathrm{1}} \left(\frac{\boldsymbol{\mathrm{log}}\left(\frac{\mathrm{1}}{\boldsymbol{\mathrm{x}}}\right)−\boldsymbol{\mathrm{log}}\left(\frac{\mathrm{1}}{\boldsymbol{\mathrm{y}}}\right)}{\boldsymbol{\mathrm{log}}\left(\boldsymbol{\mathrm{log}}\left(\frac{\mathrm{1}}{\boldsymbol{\mathrm{x}}}\right)\right)−\boldsymbol{\mathrm{log}}\left(\boldsymbol{\mathrm{log}}\left(\frac{\mathrm{1}}{\boldsymbol{\mathrm{y}}}\right)\right)}\right)^{\mathrm{2}} \boldsymbol{\mathrm{dxdy}}=? \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com

show-that-0-pi-2-ln-sec-x-ln-csc-x-dx-pi-2-ln-2-2-2-pi-4-48-

Question Number 89593 by M±th+et£s last updated on 19/Apr/20 $${show}\:{that} \\ $$$$\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{2}}} {ln}\left({sec}\left({x}\right)\right)\:{ln}\left({csc}\left({x}\right)\right)\:{dx}=\frac{\pi^{\mathrm{2}} \:{ln}^{\mathrm{2}} \left(\mathrm{2}\right)}{\mathrm{2}}−\frac{\pi^{\mathrm{4}} }{\mathrm{48}} \\ $$ Commented by maths mind last updated…

sin-4-x-dx-4-cos-2-x-

Question Number 89584 by jagoll last updated on 18/Apr/20 $$\int\:\frac{\mathrm{sin}\:^{\mathrm{4}} \left(\mathrm{x}\right)\:\mathrm{dx}}{\mathrm{4}+\mathrm{cos}\:^{\mathrm{2}} \left(\mathrm{x}\right)} \\ $$ Commented by mathmax by abdo last updated on 18/Apr/20 $${I}\:=\int\:\:\frac{{sin}^{\mathrm{4}} {xdx}}{\mathrm{4}+{cos}^{\mathrm{2}}…