Question Number 137011 by mohammad17 last updated on 28/Mar/21 Commented by mohammad17 last updated on 28/Mar/21 $${help}\:{me}\:{sir}\:{please} \\ $$ Commented by mohammad17 last updated on…
Question Number 137010 by mohammad17 last updated on 28/Mar/21 $${if}\:{f}\left({x},{y}\right)=\left({xy}\right)^{\mathrm{3}} +{e}^{{xy}} +{sec}\left(\frac{{y}}{{x}}\right)\:{find} \\ $$$${f}_{{xx}} \:\:,\:{f}_{{yy}} \:,\:{f}_{{xy}} \:\:,\:\:{f}_{{yx}} \\ $$ Commented by yutytfjh67ihd last updated on…
Question Number 136988 by mohammad17 last updated on 28/Mar/21 $${whats}\:{the}\:{intersiction}\:{of}\:{the}\:{curves}\:{r}=\frac{\mathrm{1}}{\mathrm{1}−{cos}\theta} \\ $$$$ \\ $$$${and}\:{r}=\frac{\mathrm{1}}{\mathrm{1}+{cos}\theta}\:? \\ $$ Answered by Ñï= last updated on 28/Mar/21 $${r}=\frac{\mathrm{1}}{\mathrm{1}−\mathrm{cos}\:\theta} \\…
Question Number 71439 by Mr. K last updated on 15/Oct/19 $${If}\:{a}\:{seller}\:{could}\:{purchase}\:{goods}\:{at}\:{an} \\ $$$$\mathrm{8\%}\:{lower}\:{price}\:{by}\:{keeping}\:{the}\:{selling} \\ $$$${price}\:{fixed},\:{his}\:{profit}\:{over}\:{the}\:{cost} \\ $$$${price}\:{would}\:{increase}\:{from}\:{the}\: \\ $$$${current}\:{x\%}\:{to}\:\left({x}+\mathrm{10}\right)\%.\:{So},\:{what}\:{is} \\ $$$${the}\:{value}\:{of}\:{x}? \\ $$ Commented by…
Question Number 5900 by 314159 last updated on 04/Jun/16 $${Prove}\:{that} \\ $$$${log}\:{n}!\:>\frac{\mathrm{3}{n}}{\mathrm{10}}\left(\frac{\mathrm{1}}{\mathrm{2}}+\frac{\mathrm{1}}{\mathrm{3}}+\frac{\mathrm{1}}{\mathrm{4}}+…+\frac{\mathrm{1}}{{n}}−\mathrm{1}\right). \\ $$ Answered by Yozzii last updated on 05/Jun/16 $${Let}\:{for}\:{n}\in\mathbb{N},{n}\geqslant\mathrm{2},\: \\ $$$${P}\left({n}\right):\:{logn}!>\frac{\mathrm{3}{n}}{\mathrm{10}}\left(\frac{\mathrm{1}}{\mathrm{2}}+\frac{\mathrm{1}}{\mathrm{3}}+\frac{\mathrm{1}}{\mathrm{4}}+…+\frac{\mathrm{1}}{{n}}−\mathrm{1}\right). \\…
Question Number 136966 by Ñï= last updated on 28/Mar/21 $${unsolved}\:{question}……. \\ $$$$\int_{\mathrm{0}} ^{\infty} \left(\mathrm{cos}\:\left({x}^{\mathrm{2}} \right)−\mathrm{cos}\:{x}\right)\frac{{dx}}{{x}}=\frac{\gamma}{\mathrm{2}} \\ $$ Answered by mathmax by abdo last updated on…
Question Number 136963 by mohammad17 last updated on 28/Mar/21 Commented by mohammad17 last updated on 28/Mar/21 $${help}\:{me}\:{sir}\:{please} \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 136953 by yutytfjh67ihd last updated on 28/Mar/21 $${Q}\mathrm{136005} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 5843 by Rojaye Shegz last updated on 31/May/16 Commented by Rojaye Shegz last updated on 31/May/16 $${What}\:{is}\:{wrong}\:{here}? \\ $$ Commented by Yozzii last…
Question Number 136910 by leena12345 last updated on 27/Mar/21 $${use}−{cylindrical}−{shells}−{to}−{find}−{volume} \\ $$$${y}={x}^{\mathrm{3}} /{y}=\mathrm{8}/{about}−{x}=\mathrm{9} \\ $$$$ \\ $$ Answered by liberty last updated on 27/Mar/21 $$\mathrm{Vol}\:=\:\mathrm{2}\pi\int_{\mathrm{0}}…