Question Number 168665 by mokys last updated on 15/Apr/22 Commented by cortano1 last updated on 15/Apr/22 $$\:{A}_{\mathrm{1}} =\:\underset{−\mathrm{2}} {\overset{\mathrm{0}} {\int}}\left(\mathrm{8}−{x}^{\mathrm{3}} \right){dx}=\:\left[\mathrm{8}{x}−\frac{{x}^{\mathrm{4}} }{\mathrm{4}}\right]_{−\mathrm{2}} ^{\mathrm{0}} \\ $$$$\:\:\:\:\:\:=\:\mathrm{8}\left(\mathrm{2}\right)−\frac{\mathrm{1}}{\mathrm{4}}\left(−\mathrm{16}\right)=\mathrm{16}+\mathrm{4}=\mathrm{20}…
Question Number 37591 by mondodotto@gmail.com last updated on 15/Jun/18 $$\boldsymbol{\mathrm{if}}\:\boldsymbol{\mathrm{the}}\:\boldsymbol{\mathrm{circle}}\:\boldsymbol{{x}}^{\mathrm{2}} +\boldsymbol{{y}}^{\mathrm{2}} −\mathrm{2}\boldsymbol{{y}}−\mathrm{8}=\mathrm{0} \\ $$$$\boldsymbol{\mathrm{and}}\:\boldsymbol{{x}}^{\mathrm{2}} +\boldsymbol{{y}}^{\mathrm{2}} −\mathrm{24}\boldsymbol{{x}}+\boldsymbol{{hy}}=\mathrm{0}\:\boldsymbol{\mathrm{cut}}\:\boldsymbol{\mathrm{orthogonally}}, \\ $$$$\boldsymbol{\mathrm{determine}}\:\boldsymbol{\mathrm{the}}\:\boldsymbol{\mathrm{value}}\:\boldsymbol{\mathrm{of}}\:\boldsymbol{{h}}. \\ $$$$ \\ $$ Answered by tanmay.chaudhury50@gmail.com…
Question Number 103124 by Faetma last updated on 12/Jul/20 $$\mathrm{Li}\left({z}\right)=\int_{\mathrm{2}} ^{{z}} \frac{\mathrm{1}}{\mathrm{ln}\:{t}}\mathrm{d}{t} \\ $$$$\mathrm{Li}\left({a}+{ib}\right)=\mathfrak{R}\left(\int_{\mathrm{2}} ^{{a}+{ib}} \frac{\mathrm{1}}{\mathrm{ln}\:{t}}\mathrm{d}{t}\right)+{i}\mathfrak{I}\left(\int_{\mathrm{2}} ^{{a}+{ib}} \frac{\mathrm{1}}{\mathrm{ln}\:{t}}\mathrm{d}{t}\right) \\ $$$$\mathrm{Can}\:\mathrm{you}\:\mathrm{explain}\:\mathrm{me} \\ $$$$\mathrm{how}\:\mathrm{get}\:\mathrm{the}\:\mathrm{formula} \\ $$$$\mathrm{for}\:\mathfrak{R}\left(\mathrm{Li}\left({z}\right)\right)\:\mathrm{and} \\…
Question Number 168628 by SANOGO last updated on 14/Apr/22 $${montrer}\:{que} \\ $$$${d}\left({x},{y}\right)=\frac{\mid{u}−{v}\mid}{\mathrm{1}+\mid{u}−{v}\mid}\: \\ $$$${une}\:{distance}\:{sur}\:{R} \\ $$ Answered by ArielVyny last updated on 15/Apr/22 $${d}\left({x},{y}\right)=\frac{\mid{x}−{y}\mid}{\mathrm{1}+\mid{x}−{y}\mid} \\…
Question Number 103073 by Faetma last updated on 12/Jul/20 $$\mathrm{I}\:\mathrm{want}\:\mathrm{to}\:\mathrm{write} \\ $$$$\int_{\mathrm{0}} ^{{a}+{ib}} {f}\left({x}\right)\mathrm{d}{x} \\ $$$$\mathrm{but}\:\mathrm{with}\:\mathrm{the}\:\mathrm{form} \\ $$$$\alpha+{i}\beta \\ $$$$\mathrm{How}\:\mathrm{write}\:\mathrm{that}? \\ $$$$\mathrm{Sorry}\:\mathrm{for}\:\mathrm{my}\:\mathrm{bad} \\ $$$$\mathrm{english} \\…
Question Number 103067 by mathocean1 last updated on 12/Jul/20 Commented by mathocean1 last updated on 12/Jul/20 $$\mathrm{FG}=\mathrm{55}\:\mathrm{m} \\ $$$$\mathrm{Find}\:\mathrm{the}\:\mathrm{surface}\:\mathrm{of}\:\mathrm{EFG} \\ $$ Terms of Service Privacy…
Question Number 168603 by bekzodjumayev last updated on 14/Apr/22 Commented by bekzodjumayev last updated on 14/Apr/22 $${x}=?? \\ $$$${Please}\:{help} \\ $$ Answered by MJS_new last…
Question Number 103055 by mathocean1 last updated on 12/Jul/20 Commented by mr W last updated on 12/Jul/20 $${see}\:{Q}\mathrm{89687} \\ $$ Terms of Service Privacy Policy…
Question Number 168593 by Giantyusuf last updated on 13/Apr/22 Commented by mr W last updated on 13/Apr/22 $${question}\:{is}\:{wrong}.\:{see}\mathrm{168477}. \\ $$ Commented by MJS_new last updated…
Question Number 168585 by mkam last updated on 13/Apr/22 $${if}:\:{U}_{\mathrm{0}} =\mathrm{0}\:,\:{U}_{{n}+\mathrm{1}} \:=\:\left(\mathrm{2}{n}+\mathrm{2}\right){U}_{{n}} +\mathrm{2}{n}+\mathrm{1}\:{find}\:{U}_{{n}\:} \:? \\ $$ Commented by mr W last updated on 13/Apr/22 $${U}_{{n}}…