Question Number 100468 by Mikael_786 last updated on 26/Jun/20 $$\underset{{n}=\mathrm{1}} {\overset{\infty} {\sum}}\frac{{n}}{\left(\mathrm{2}{n}+\mathrm{1}\right)!} \\ $$$${help}\:{me}\:{pls} \\ $$ Answered by mathmax by abdo last updated on 26/Jun/20…
Question Number 100450 by 175 last updated on 26/Jun/20 Answered by maths mind last updated on 26/Jun/20 $$\int_{\mathrm{0}} ^{\mathrm{1}} \frac{\left(\mathrm{1}−{x}\right)^{{a}} }{\:\sqrt{{x}}.\sqrt{\mathrm{1}−{x}}.\sqrt{\mathrm{1}+{x}}}{dx}={f}\left({a}\right) \\ $$$$=\int_{\mathrm{0}} ^{\mathrm{1}} {x}^{−\frac{\mathrm{1}}{\mathrm{2}}}…
Question Number 34910 by abdo imad last updated on 12/May/18 $${find}\:{J}_{{n},{p}} \:=\int_{\mathrm{0}} ^{\infty} \:\:{x}^{{n}} \:\:{e}^{−\frac{{x}^{\mathrm{2}} }{{p}}} \:\:{dx}\:\:{with}\:{p}>\mathrm{0}\:{and}\:{n}\:{integr} \\ $$ Commented by candre last updated on…
Question Number 34911 by abdo imad last updated on 12/May/18 $${find}\:\:\:\int_{\mathrm{2}} ^{\mathrm{3}} \:\:\:\:\frac{\mathrm{2}{x}^{\mathrm{2}} \:+\mathrm{3}}{\left({x}−\mathrm{1}\right)^{\mathrm{2}} \left({x}^{\mathrm{2}} +\mathrm{1}\right)}\:{dx} \\ $$ Commented by math khazana by abdo last…
Question Number 34901 by rishabh last updated on 12/May/18 $$\int_{−\pi/\mathrm{2}} ^{+\pi/\mathrm{2}} \sqrt{\mathrm{cos}^{\mathrm{2}{n}−\mathrm{1}} {x}−\mathrm{cos}^{\mathrm{2}{n}+\mathrm{1}} {x}}{dx} \\ $$$$=\left[−\frac{\mathrm{2cos}^{\frac{\mathrm{2}{n}+\mathrm{1}}{\mathrm{2}}} {x}}{\mathrm{2}{n}+\mathrm{1}}\right]_{−\pi/\mathrm{2}} ^{+\pi/\mathrm{2}} =\mathrm{0}? \\ $$$$\mathrm{What}\:\mathrm{is}\:\mathrm{the}\:\mathrm{mistake}\:\mathrm{in}\:\mathrm{above}? \\ $$$$\int_{−\pi/\mathrm{2}} ^{+\pi/\mathrm{2}} \sqrt{\mathrm{cos}^{\mathrm{2}{n}−\mathrm{1}}…
Question Number 100438 by Dara last updated on 26/Jun/20 $$\int_{\mathrm{0}} ^{\mathrm{1}} \int_{\mathrm{0}} ^{{x}} {x}^{\mathrm{2}} {y}^{{xy}} {dydx} \\ $$ Commented by Ar Brandon last updated on…
Question Number 165955 by cortano1 last updated on 10/Feb/22 $$\:\:\:\:\mathrm{C}\:=\:\int_{\mathrm{0}} ^{\:\pi} \frac{\mathrm{dx}}{\mathrm{2}+\mathrm{cos}\:\mathrm{2x}}\:=? \\ $$ Answered by MJS_new last updated on 10/Feb/22 $$\underset{\mathrm{0}} {\overset{\pi} {\int}}\frac{{dx}}{\mathrm{2}+\mathrm{cos}\:\mathrm{2}{x}}=\mathrm{2}\underset{\mathrm{0}} {\overset{\pi/\mathrm{2}}…
Question Number 165962 by amin96 last updated on 10/Feb/22 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 34866 by a.i msup by abdo last updated on 12/May/18 $${find}\:{f}\left({x}\right)=\int_{\mathrm{0}} ^{\infty} \:\frac{{arctan}\left({x}\left({t}\:+\frac{\mathrm{1}}{{t}}\right)\right)}{\mathrm{1}+{t}^{\mathrm{2}} }{dt}\: \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 34862 by a.i msup by abdo last updated on 12/May/18 $${find}\:{the}\:{value}\:{of} \\ $$$${f}\left({x}\right)\:=\:\int_{\mathrm{0}} ^{\pi} \:\:\:\frac{{cosx}}{\mathrm{1}+\mathrm{2}{sin}\left(\mathrm{2}{x}\right)}{dx} \\ $$ Commented by prof Abdo imad last…