Question Number 204550 by Rasheed.Sindhi last updated on 21/Feb/24 $${Where}'{s}\:{sir}\:{AST}? \\ $$$${Why}\:{his}\:{posts}\:{are}\:{now}\:{by} \\ $$$$'{deleteduser}\mathrm{1}'\:! \\ $$$${Did}\:{he}\:{delete}\:{his}\:{account}? \\ $$$$\mathcal{T}{here}'{s}\:{no}\:{post}\:{by}\:{name}\:\:'{AST}\:\:' \\ $$ Commented by A5T last updated…
Question Number 204560 by mr W last updated on 21/Feb/24 Commented by mr W last updated on 21/Feb/24 $${AC}={BD} \\ $$$${find}\:\angle{B}=? \\ $$ Answered by…
Question Number 204544 by hardmath last updated on 21/Feb/24 $$\mathrm{Prove}\:\mathrm{that}: \\ $$$$\frac{\mathrm{1}}{\mathrm{3}^{\mathrm{3}} }\:\:+\:\:\frac{\mathrm{1}}{\mathrm{4}^{\mathrm{3}} }\:\:+\:\:…\:\:+\:\:\frac{\mathrm{1}}{\mathrm{n}^{\mathrm{3}} }\:\:<\:\:\frac{\mathrm{1}}{\mathrm{12}} \\ $$ Answered by mr W last updated on 21/Feb/24…
Question Number 204545 by hardmath last updated on 21/Feb/24 $$\mathrm{If} \\ $$$$\mathrm{a}\:=\:\frac{\mathrm{1}}{\mathrm{2}^{\mathrm{2}} }\:\:+\:\:\frac{\mathrm{1}}{\mathrm{3}^{\mathrm{2}} }\:\:+\:\:…\:\:+\:\:\frac{\mathrm{1}}{\mathrm{100}^{\mathrm{2}} } \\ $$$$\mathrm{b}\:=\:\mathrm{0},\mathrm{99} \\ $$$$\mathrm{Prove}\:\mathrm{that}: \\ $$$$\mathrm{a}\:<\:\mathrm{b} \\ $$ Answered by…
Question Number 204510 by Ghisom last updated on 20/Feb/24 $$\mathrm{solve}\:\mathrm{for}\:{x}\neq{y}\wedge{y}\neq{z}\wedge{z}\neq{x} \\ $$$$\left(\mathrm{exact}\:\mathrm{solutions}\:\mathrm{required}\right) \\ $$$$\sqrt{\left(−\mathrm{3}+\mathrm{4i}\right){x}}={y} \\ $$$$\sqrt{\left(−\mathrm{3}+\mathrm{4i}\right){y}}={z} \\ $$$$\sqrt{\left(−\mathrm{3}+\mathrm{4i}\right){z}}={x} \\ $$ Answered by Frix last updated…
Question Number 204511 by Ghisom last updated on 20/Feb/24 $$\mathrm{solve}\:\mathrm{for}\:{x} \\ $$$${x}^{\mathrm{2}} −\mathrm{10}\lfloor{x}\rfloor+\frac{\mathrm{57}}{\mathrm{4}}=\mathrm{0} \\ $$ Answered by mr W last updated on 20/Feb/24 $$\lfloor{x}\rfloor={n}\:\in\:\mathbb{Z}^{+} \\…
Question Number 204521 by explorerapollo last updated on 20/Feb/24 Commented by TonyCWX08 last updated on 20/Feb/24 $${I}\:{don}'{t}\:{understand}\:{your}\:{request}\:{here}. \\ $$ Answered by mr W last updated…
Question Number 204522 by universe last updated on 20/Feb/24 Commented by witcher3 last updated on 20/Feb/24 $$\phi'\left(\mathrm{y}\right)\:\:\mathrm{not}\:\mathrm{mor}\:\mathrm{information}\:\mathrm{about}\:\phi\:\mathrm{finction}? \\ $$$$ \\ $$ Commented by universe last…
Question Number 204533 by bello6646 last updated on 20/Feb/24 Answered by MM42 last updated on 20/Feb/24 $${ln}\frac{{ax}}{{b}}={u}\Rightarrow{I}={ln}\left({ln}\frac{{a}}{{b}}{x}\right)+{c} \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 204517 by Lindemann last updated on 20/Feb/24 Answered by witcher3 last updated on 20/Feb/24 $$\left.=\mathrm{tan}^{−\mathrm{1}} \left(\mathrm{x}\right)\mathrm{cos}^{−\mathrm{1}} \left(\mathrm{x}\right)\right]_{−\mathrm{1}} ^{\mathrm{1}} +\int_{−\mathrm{1}} ^{\mathrm{1}} \mathrm{tan}^{−\mathrm{1}} \left(\mathrm{x}\right).\frac{\mathrm{dx}}{\:\sqrt{\mathrm{1}−\mathrm{x}^{\mathrm{2}} }}._{=\mathrm{0}}…