Question Number 71548 by Cmr 237 last updated on 17/Oct/19 $$\mathrm{let}\:\mathrm{f}:\boldsymbol{\mathrm{U}}\subset\mathbb{R}^{\mathrm{n}} \rightarrow\mathbb{R}^{\mathrm{p}} \:\mathrm{be}\:\mathrm{an}\:\mathrm{application} \\ $$$$\mathrm{where}\:\boldsymbol{\mathrm{U}}\:\mathrm{is}\:\mathrm{an}\:\mathrm{open}\:\mathrm{set} \\ $$$$\mathrm{prove}\:\mathrm{that}\:\forall\mathrm{x}\in\boldsymbol{{U}},\exists\mathrm{h}\in\mathbb{R}^{\mathrm{n}} \mathrm{such}\:\mathrm{as} \\ $$$$\mathrm{x}+\mathrm{h}\in\boldsymbol{{U}} \\ $$ Answered by mind…
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Question Number 137083 by mnjuly1970 last updated on 29/Mar/21 $$\:\:\:\:\:\boldsymbol{\phi}=\int^{\:} {sin}\left(\frac{\mathrm{2}}{{x}}\right)\sqrt{\mathrm{1}+{cos}^{\mathrm{2}} \left(\frac{\mathrm{1}}{{x}}\right)}\:\frac{{dx}}{{x}^{\mathrm{2}} } \\ $$ Answered by Ar Brandon last updated on 29/Mar/21 $$\emptyset=\int\mathrm{sin}\left(\frac{\mathrm{2}}{\mathrm{x}}\right)\sqrt{\mathrm{1}+\mathrm{cos}^{\mathrm{2}} \left(\frac{\mathrm{1}}{\mathrm{x}}\right)}\frac{\mathrm{dx}}{\mathrm{x}^{\mathrm{2}}…
Question Number 6009 by FilupSmith last updated on 09/Jun/16 $$\mathrm{Is}\:\mathrm{there}\:\mathrm{a}\:\mathrm{general}\:\mathrm{solution}\:\mathrm{to}: \\ $$$${S}=\underset{{i}=\mathrm{1}} {\overset{{n}} {\sum}}{i}^{{k}} ,\:\:\:\:\:{k}\in\mathbb{Z},\:{k}\geqslant\mathrm{1} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 71538 by mr W last updated on 16/Oct/19 Commented by mr W last updated on 16/Oct/19 $${find}\:{the}\:{position}\:{of}\:{center}\:{of}\:{mass} \\ $$$${of}\:{the}\:{parabolic}\:{arc} \\ $$ Answered by…
Question Number 137069 by 0731619177 last updated on 29/Mar/21 Answered by Ñï= last updated on 29/Mar/21 $$\left(\mathrm{1}\right){y}_{{p}} =\frac{\mathrm{1}}{{D}^{\mathrm{2}} +\mathrm{2}{D}+\mathrm{5}}\left(\mathrm{6sin}\:\mathrm{2}{x}+\mathrm{7cos}\:\mathrm{2}{x}\right) \\ $$$$=\frac{\mathrm{1}}{\mathrm{2}{D}+\mathrm{1}}\left(\mathrm{6sin}\:\mathrm{2}{x}+\mathrm{7cos}\:\mathrm{2}{x}\right)=\frac{\left(\mathrm{1}+\mathrm{2}{D}\right)}{\mathrm{9}}\left(\mathrm{6sin}\:\mathrm{2}\boldsymbol{{x}}+\mathrm{7cos}\:\mathrm{2}{x}\right) \\ $$$$=\frac{\mathrm{1}}{\mathrm{9}}\left(\mathrm{31cos}\:\mathrm{2}{x}−\mathrm{22sin}\:\mathrm{2}{x}\right) \\ $$$${y}={e}^{−{x}}…
Question Number 71534 by mr W last updated on 16/Oct/19 $${a}\:{number}\:{consists}\:{of}\:{digits}\:\mathrm{1}\:{and}\:\mathrm{2}. \\ $$$${the}\:{sum}\:{of}\:{its}\:{digits}\:{is}\:\mathrm{2018}. \\ $$$${if}\:{the}\:{number}\:{is}\:{multiplied}\:{with}\:\mathrm{5},\: \\ $$$${the}\:{sum}\:{of}\:{the}\:{digits}\:{will}\:{be}\:\mathrm{10000}. \\ $$$${find}\:{how}\:{many}\:{digits}\:{this}\:{number} \\ $$$${has}. \\ $$ Answered by…
Question Number 5998 by Kasih last updated on 09/Jun/16 $${determine}\:{equation}\:{of}\:{circle}\:{that}\:{offensive}\:{the} \\ $$$${both}\:{of}\:{coordinate}\:{and}\:{through}\:\left(\mathrm{2},−\mathrm{1}\right) \\ $$ Commented by Rasheed Soomro last updated on 09/Jun/16 $${What}\:{do}\:{you}\:{mean}\:{by}\:“{offensive}''? \\ $$…
Question Number 71533 by pete last updated on 16/Oct/19 $$\mathrm{Three}\:\mathrm{interior}\:\mathrm{angles}\:\mathrm{of}\:\mathrm{a}\:\mathrm{nonagon}\:\mathrm{are} \\ $$$$\mathrm{equal}\:\mathrm{and}\:\mathrm{the}\:\mathrm{sum}\:\mathrm{of}\:\mathrm{the}\:\mathrm{other}\:\mathrm{six}\:\mathrm{is}\:\mathrm{1050}° \\ $$$$\mathrm{Find}\:\mathrm{the}\:\mathrm{size}\:\mathrm{of}\:\mathrm{one}\:\mathrm{of}\:\mathrm{the}\:\mathrm{equal}\:\mathrm{angles}. \\ $$ Answered by MJS last updated on 17/Oct/19 $$\mathrm{the}\:\mathrm{sum}\:\mathrm{of}\:\mathrm{the}\:\mathrm{interior}\:\mathrm{angles}\:\mathrm{is}\:\mathrm{1260}° \\…
Question Number 137065 by mr W last updated on 29/Mar/21 Commented by mr W last updated on 29/Mar/21 $${which}\:{number}\:{is}\:{larger}? \\ $$ Answered by mr W…