Question Number 207832 by Davidtim last updated on 28/May/24 $${Prove}\:{that}\:{Sgn}\left(\mathrm{0}\right)=\mathrm{0} \\ $$ Commented by Davidtim last updated on 28/May/24 $${help}\:{me} \\ $$ Answered by Frix…
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Question Number 207858 by SANOGO last updated on 28/May/24 $${calculer}\:\left(\mathrm{1}−{a}\right)^{{k}} \:\:/{k}\in\overset{} {{N}} \\ $$ Commented by Ghisom last updated on 29/May/24 $$\mathrm{you}\:\mathrm{asked}\:\mathrm{this}\:\mathrm{before}\:\mathrm{and}\:\mathrm{I}\:\mathrm{answered}\:\mathrm{it} \\ $$$$\mathrm{question}\:\mathrm{207825} \\…
Question Number 207825 by SANOGO last updated on 28/May/24 $${calculer}\:\left(\mathrm{1}−{a}\right)^{{k}\:\:} \::{k}\in{N} \\ $$ Answered by Simurdiera last updated on 28/May/24 $${Binomio}\:{de}\:{Newton} \\ $$ Commented by…
Question Number 207842 by Davidtim last updated on 28/May/24 $$\left(−\mathrm{1}\right)^{\infty} =? \\ $$ Answered by Frix last updated on 28/May/24 $$\mathrm{Undefined}. \\ $$ Terms of…
Question Number 207801 by naka3546 last updated on 27/May/24 $$\underset{{t}\rightarrow\infty} {\mathrm{lim}}\:\:\underset{\mathrm{0}} {\overset{\:\:\:\:\:\:\pi} {\int}}\:\:\frac{\mathrm{sin}\:\left(\mathrm{t}{x}\right)}{{x}}\:{dx}\:\:=\:\centerdot\centerdot\centerdot \\ $$ Commented by naka3546 last updated on 27/May/24 $${t}\:\rightarrow\infty \\ $$…
Question Number 207813 by Davidtim last updated on 27/May/24 $${the}\:{word}\:{of}\:{atom}\:{is}\:{meant}\:{no}\:{dividable} \\ $$$${however}\:{atom}\:{is}\:{dividable},\:{why}\:{we} \\ $$$${should}\:{use}\:{the}\:{atom}\:{word}\:{nowadays}? \\ $$ Commented by Davidtim last updated on 28/May/24 $${I}\:{need}\:{your}\:{helping} \\…
Question Number 207812 by Davidtim last updated on 27/May/24 $${prove}\:{that}\:\frac{{vector}}{{scalar}}={vector} \\ $$ Answered by A5T last updated on 27/May/24 $${Let}\:{scalar}=\lambda\in\mathbb{R};\:{and}\:{vector},\boldsymbol{{a}}=\left({a}_{\mathrm{1}} ,{a}_{\mathrm{2}} ,…,{a}_{{n}} \right)\in\mathbb{R}_{{n}} \\ $$$${where}\:{each}\:{a}_{{i}}…
Question Number 207814 by Davidtim last updated on 27/May/24 $${Some}\:{guys}\:{are}\:{no}\:{caught}\:{by}\:{electricity} \\ $$$${what}'{s}\:{the}\:{reason}? \\ $$ Commented by Davidtim last updated on 28/May/24 $${I}\:{need}\:{your}\:{helping} \\ $$ Terms…
Question Number 207810 by Davidtim last updated on 27/May/24 $${what}\:{is}\:{the}\:{difference}\:{between}\: \\ $$$${Domain}\:{and}\:{Codomain}? \\ $$ Commented by Davidtim last updated on 28/May/24 $${I}\:{need}\:{your}\:{helping} \\ $$ Commented…