Question Number 208034 by ali009 last updated on 02/Jun/24 Commented by ali009 last updated on 02/Jun/24 $${how}\:{that}\:{can}\:{be}\:{proved}? \\ $$ Answered by Frix last updated on…
Question Number 207935 by meo last updated on 31/May/24 Answered by Frix last updated on 01/Jun/24 $$\forall{x}\in\mathbb{R}:\:{F}\left({x}\right)>\mathrm{0} \\ $$$${F}'\left({x}\right)=\mathrm{0} \\ $$$$\mathrm{2}{x}−\mathrm{1}−\frac{\mathrm{4}{x}}{\left({x}^{\mathrm{2}} +\mathrm{1}\right)^{\mathrm{2}} }=\mathrm{0} \\ $$$$\mathrm{2}{x}^{\mathrm{5}}…
Question Number 207947 by NasaSara last updated on 31/May/24 $${find}\:{the}\:{domain}\:{of}\: \\ $$$${f}\left({x}\right)=\:\frac{\lfloor{ln}\left({x}\right)\rfloor\left({fractional}\:{part}\left(\sqrt{{x}−{tanx}}\right)\right)}{\lceil{sin}\left(\frac{\mathrm{1}}{{x}}\right)\rceil} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 207909 by Ismoiljon_008 last updated on 30/May/24 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 207910 by Ismoiljon_008 last updated on 30/May/24 Answered by A5T last updated on 30/May/24 Commented by A5T last updated on 30/May/24 $${AB}=\sqrt{\left(\mathrm{2}+\mathrm{3}\right)^{\mathrm{2}} −\mathrm{1}^{\mathrm{2}}…
Question Number 207904 by Ahmed777hamouda last updated on 30/May/24 Commented by Ahmed777hamouda last updated on 30/May/24 $$\mathrm{H}{ow}\:\boldsymbol{\mathrm{prove}}\:\:\boldsymbol{\mathrm{a}}_{\boldsymbol{\mathrm{n}}} =\mathrm{2}\boldsymbol{\mathrm{I}}_{{o}} \boldsymbol{\mathrm{J}}_{{n}} \left(\boldsymbol{\mathrm{nx}}\right)\mathrm{cos}\:\left(\boldsymbol{\mathrm{n}}\theta_{\boldsymbol{\mathrm{g}}} +\boldsymbol{\mathrm{n}\theta}_{\boldsymbol{\mathrm{n}}} \right) \\ $$$$\boldsymbol{\mathrm{from}}\:\boldsymbol{\mathrm{fourier}}\:\boldsymbol{\mathrm{series}} \\…
Question Number 207832 by Davidtim last updated on 28/May/24 $${Prove}\:{that}\:{Sgn}\left(\mathrm{0}\right)=\mathrm{0} \\ $$ Commented by Davidtim last updated on 28/May/24 $${help}\:{me} \\ $$ Answered by Frix…
Question Number 207833 by KweenB last updated on 28/May/24 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 207858 by SANOGO last updated on 28/May/24 $${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…