Question Number 72390 by mathmax by abdo last updated on 28/Oct/19 $${calculate}\:{U}_{{n}} =\int_{\mathrm{0}} ^{\infty} \:\:\frac{{arctan}\left(\mathrm{1}+{x}^{\mathrm{4}} \right)}{\left({x}^{\mathrm{2}} \:+{n}^{\mathrm{2}} \right)^{\mathrm{3}} }{dx} \\ $$$${and}\:{determine}\:{nature}\:{of}\:{the}\:{serie}\:\Sigma\:{U}_{{n}} \\ $$ Commented by…
Question Number 72391 by mathmax by abdo last updated on 28/Oct/19 $${calculte}\:\int_{\mathrm{0}} ^{\infty} \:\:\:\frac{\left(−\mathrm{1}\right)^{\left[{x}\right]} }{\mathrm{4}+{x}^{\mathrm{2}} }{dx} \\ $$ Commented by mathmax by abdo last updated…
Question Number 137926 by brayan last updated on 08/Apr/21 $$\int_{\mathrm{0}} ^{\frac{\Pi}{\mathrm{2}}} {x}^{\mathrm{2}} \mathrm{cos}\:{xdx}= \\ $$ Answered by Ñï= last updated on 08/Apr/21 $$\frac{\mathrm{1}}{{D}}{x}^{\mathrm{2}} \mathrm{cos}\:{x}={Re}\left({e}^{{ix}} \frac{\mathrm{1}}{{D}+{i}}{x}^{\mathrm{2}}…
Question Number 72389 by mathmax by abdo last updated on 28/Oct/19 $${find}\:\sum_{{k}=\mathrm{1}} ^{{n}} {k}\left({C}_{{n}} ^{{k}} \right)^{\mathrm{2}} \:{interms}\:{of}\:{n} \\ $$ Answered by mind is power last…
Question Number 6852 by Tawakalitu. last updated on 31/Jul/16 Commented by Tawakalitu. last updated on 31/Jul/16 $${Please}\:{i}\:{need}\:{solution}\:{here}….\:{to}\:{solve}\:{for}\:{x} \\ $$ Answered by Rasheed Soomro last updated…
Question Number 6846 by Tawakalitu. last updated on 30/Jul/16 $${x}^{{x}} \:=\:\mathrm{16} \\ $$$$ \\ $$$${find}\:{the}\:{value}\:{of}\:{x}\: \\ $$ Commented by Rasheed Soomro last updated on 31/Jul/16…
Question Number 6843 by Tawakalitu. last updated on 30/Jul/16 $$\mathrm{2}^{\mathrm{10}} \:+\:\mathrm{3}^{\mathrm{20}} \:+\:\mathrm{4}^{\mathrm{30}} \:+\:\mathrm{5}^{\mathrm{40}} \:+\:\mathrm{6}^{\mathrm{50}} \:\:\left({mod}\:\mathrm{7}\right)\:=\:? \\ $$ Commented by prakash jain last updated on 31/Jul/16…
Question Number 6841 by Tawakalitu. last updated on 30/Jul/16 $${Integrate}:\:\:{x}\:{sec}^{\mathrm{2}} \left({x}^{\mathrm{2}} \right) \\ $$$$ \\ $$ Commented by Tawakalitu. last updated on 30/Jul/16 $${I}\:{have}\:{solve}\:{this}\:{one}.\:{i}\:{got}\:…\:\:\:\frac{\mathrm{1}}{\mathrm{2}}\:{tan}\left({x}^{\mathrm{2}} \right)\:+\:{C}…
Question Number 6838 by Tawakalitu. last updated on 30/Jul/16 $${Find}\:{the}\:{value}\:{of}\:{x} \\ $$$$\mathrm{4}^{{x}} \:=\:\frac{\mathrm{243}}{{x}} \\ $$ Commented by Yozzii last updated on 31/Jul/16 $$\mathrm{4}^{{x}} =\frac{\mathrm{243}}{{x}} \\…
Question Number 137911 by Bekzod Jumayev last updated on 08/Apr/21 Terms of Service Privacy Policy Contact: info@tinkutara.com