Question Number 14588 by tawa tawa last updated on 02/Jun/17 $$\mathrm{Determine}\:\mathrm{the}\:\mathrm{fourth}\:\mathrm{roots}\:\mathrm{of}\:\:\:−\:\mathrm{16},\:\:\:\mathrm{giving}\:\mathrm{the}\:\mathrm{results}\:\mathrm{in}\:\mathrm{the}\:\mathrm{form}\:\:\mathrm{a}\:+\:\mathrm{jb}. \\ $$ Answered by mrW1 last updated on 03/Jun/17 $${z}^{\mathrm{4}} =−\mathrm{16} \\ $$$${z}={x}+{iy}={r}\left(\mathrm{cos}\:\theta+{i}\:\mathrm{sin}\:\theta\right) \\…
Question Number 145645 by physicstutes last updated on 06/Jul/21 $$\int_{\mathrm{0}} ^{{a}} {x}^{−\frac{{x}}{{a}}} {dx} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 145646 by physicstutes last updated on 06/Jul/21 $$\mathrm{Find}\:\mathrm{the}\:\mathrm{arc}\:\mathrm{lenght}\:\mathrm{of}\:\mathrm{the}\:\mathrm{function}\:{y}^{\mathrm{2}} \:=\:\frac{{x}^{\mathrm{3}} }{{a}}\:\mathrm{where}\:{a}\:\mathrm{is}\:\mathrm{a}\:\mathrm{constant}\:\mathrm{for} \\ $$$$\mathrm{0}\leqslant{x}\leqslant\frac{\mathrm{7}{a}}{\mathrm{3}} \\ $$ Answered by Olaf_Thorendsen last updated on 06/Jul/21 $${y}^{\mathrm{2}} \:=\:\frac{{x}^{\mathrm{3}}…
Question Number 145636 by mathmax by abdo last updated on 06/Jul/21 $$\mathrm{calculate}\:\int_{\mathrm{0}} ^{\infty} \:\frac{\mathrm{arctanx}}{\left(\mathrm{1}+\mathrm{x}^{\mathrm{2}} \right)^{\mathrm{2}} }\mathrm{dx} \\ $$ Answered by Dwaipayan Shikari last updated on…
Question Number 145635 by mathmax by abdo last updated on 06/Jul/21 $$\mathrm{calculate}\:\int_{\mathrm{0}} ^{\infty} \:\frac{\mathrm{arctan}\left(\mathrm{3x}^{\mathrm{2}} \right)}{\mathrm{1}+\mathrm{x}^{\mathrm{2}} }\mathrm{dx} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 14560 by tawa tawa last updated on 02/Jun/17 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 14523 by 1kanika# last updated on 01/Jun/17 Answered by linkelly0615 last updated on 01/Jun/17 $${set}\:{dV}={dxdydz} \\ $$$${Origin}=\int\int\int_{\left[\mathrm{0},\mathrm{1}\right)^{\mathrm{3}} } \left(\mathrm{0}+\mathrm{0}+\mathrm{0}\right){dV}=\mathrm{0} \\ $$ Commented by…
Question Number 145588 by naka3546 last updated on 06/Jul/21 Answered by chengulapetrom last updated on 06/Jul/21 $${let}\:\mathrm{2}{sec}\theta={x} \\ $$$$\mathrm{2}{sec}\theta{tan}\theta{d}\theta={dx} \\ $$$$=\mathrm{2}\int\frac{\mathrm{2}{tan}^{\mathrm{2}} \theta{sec}\theta}{\mathrm{2}{sec}\theta}{d}\theta \\ $$$$=\mathrm{2}\int{tan}^{\mathrm{2}} \theta{d}\theta…
Question Number 80052 by john santu last updated on 30/Jan/20 $$\int\:\mathrm{e}^{\mathrm{sin}\:\mathrm{2x}} .\mathrm{cos}\:\mathrm{x}\:\mathrm{dx}\:= \\ $$$$ \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 14510 by tawa tawa last updated on 01/Jun/17 $$\int\:\:\frac{\mathrm{1}}{\left(\mathrm{x}^{\mathrm{3}} \:−\:\mathrm{1}\right)^{\mathrm{3}} }\:\mathrm{dx} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com