Question Number 165965 by ajfour last updated on 10/Feb/22 Answered by mr W last updated on 10/Feb/22 Commented by mr W last updated on 12/Feb/22…
Question Number 100387 by bemath last updated on 26/Jun/20 Answered by smridha last updated on 26/Jun/20 $$\boldsymbol{{A}}\rightarrow\boldsymbol{{D}}\rightarrow\boldsymbol{{C}}\rightarrow\boldsymbol{{E}}\rightarrow\boldsymbol{{A}}\rightarrow\boldsymbol{{B}}\rightarrow\boldsymbol{{F}}\rightarrow\boldsymbol{{C}}\rightarrow\boldsymbol{{B}}\rightarrow\boldsymbol{{E}}\rightarrow\boldsymbol{{D}} \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 100162 by bemath last updated on 25/Jun/20 Commented by bemath last updated on 25/Jun/20 $$\mathrm{Red}\:\mathrm{area}\:+\:\mathrm{Blue}\:\mathrm{area}\:=\:\mathrm{36\%} \\ $$$$\mathrm{find}\:\mathrm{the}\:\mathrm{blue}\:\mathrm{area}?\: \\ $$ Answered by john santu…
Question Number 34594 by abdo mathsup 649 cc last updated on 08/May/18 $${prove}\:{that}\:\:\sum_{{k}=\mathrm{0}} ^{{p}} \left(−\mathrm{1}\right)^{{k}} \:{C}_{{n}} ^{{k}} \:\:=\left(−\mathrm{1}\right)^{{p}} \:{C}_{{n}−\mathrm{1}} ^{{p}} \\ $$ Terms of Service…
Question Number 165565 by ajfour last updated on 04/Feb/22 Answered by aleks041103 last updated on 04/Feb/22 $${If}\:{a}\:{and}\:{b}\:{is}\:{the}\:{only}\:{info}\:{given}, \\ $$$${the}\:{positions}\:{of}\:{the}\:{circles}\:{are}\:{not} \\ $$$${uniquely}\:{defined}. \\ $$ Commented by…
Question Number 99793 by bachamohamed last updated on 23/Jun/20 $$\:\:\boldsymbol{{li}}\underset{\boldsymbol{{n}}\rightarrow\infty} {\boldsymbol{{m}}}\:\left(\mathrm{1}\left(\mathrm{2}\left(\mathrm{3}\left(\mathrm{4}\left(\mathrm{5}\left(\mathrm{6}\left(….\left(\mathrm{n}.\right)^{\frac{\mathrm{1}}{\mathrm{2}}} ..\right)^{\frac{\mathrm{1}}{\mathrm{2}}} \right)^{\frac{\mathrm{1}}{\mathrm{2}}} \right)^{\frac{\mathrm{1}}{\mathrm{2}}} \right)^{\frac{\mathrm{1}}{\mathrm{2}}} \right)^{\frac{\mathrm{1}}{\mathrm{2}}} \right)^{\frac{\mathrm{1}}{\mathrm{2}}} =?\:\:\:\right. \\ $$ Commented by Dwaipayan Shikari last…
Question Number 165232 by Neils last updated on 27/Jan/22 Commented by bobhans last updated on 30/Jan/22 Answered by FelipeLz last updated on 27/Jan/22 $$\mathrm{5}^{\mathrm{log}_{\frac{\mathrm{4}}{\mathrm{5}}} \left(\mathrm{5}\right)}…
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Question Number 99133 by mathocean1 last updated on 18/Jun/20 $${Equilibrate}\:{it}\:{using}\:{oxydation}'{s} \\ $$$${number} \\ $$$$\left({NH}_{\mathrm{4}} \right)_{\mathrm{2}} {Cr}_{\mathrm{2}} {O}_{\mathrm{7}} \rightarrow{N}_{\mathrm{2}} +{H}_{\mathrm{2}} {O}+{Cr}_{\mathrm{2}\:\:} {O}_{\mathrm{7}} \\ $$ Terms of…
Question Number 98919 by M±th+et+s last updated on 17/Jun/20 Commented by M±th+et+s last updated on 17/Jun/20 $${let}\:\bigtriangleup{ABC}\:{is}\:{an}\:{equilateral}\:{triangle} \\ $$$${then}\:{find}\: \\ $$$$ \\ $$$${i}.\:\:\:{arg}\left(\frac{{Z}_{\mathrm{2}} −{Z}_{\mathrm{3}} }{{Z}_{\mathrm{3}}…