Question Number 130381 by Bird last updated on 24/Jan/21 $${calculate}\:\sum_{{n}=\mathrm{1}} ^{\infty} \:\frac{{x}^{{n}} }{{n}^{\mathrm{2}} } \\ $$$${find}\:{first}\:{radius}\:{of}\:{convergence} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 64820 by mathmax by abdo last updated on 22/Jul/19 $${calculate}\:\sum_{{n}=\mathrm{1}} ^{\infty} \:\:\frac{\left(−\mathrm{1}\right)^{{n}} }{{n}^{\mathrm{2}} \left({n}+\mathrm{1}\right)\left({n}+\mathrm{2}\right)} \\ $$ Commented by mathmax by abdo last updated…
Question Number 64819 by mathmax by abdo last updated on 22/Jul/19 $${calculate}\:\sum_{{n}=\mathrm{1}} ^{\infty} \:\:\:\frac{\left(\mathrm{2}{n}+\mathrm{1}\right)\left(−\mathrm{1}\right)^{{n}} }{{n}^{\mathrm{3}} \left({n}+\mathrm{1}\right)^{\mathrm{2}} } \\ $$ Commented by mathmax by abdo last…
Question Number 64744 by mathmax by abdo last updated on 21/Jul/19 $${solve}\:^{\mathrm{3}} \sqrt{\mathrm{1}+{x}}+^{\mathrm{3}} \sqrt{\mathrm{1}−{x}}=\mathrm{2} \\ $$ Answered by MJS last updated on 21/Jul/19 $${a}^{\frac{\mathrm{1}}{\mathrm{3}}} +{b}^{\frac{\mathrm{1}}{\mathrm{3}}}…
Question Number 64652 by mathmax by abdo last updated on 20/Jul/19 $${calculate}\:\:{S}_{{n}} =\sum_{{k}=\mathrm{0}} ^{{n}} \:{k}\:\left({C}_{{n}} ^{{k}} \right)^{\mathrm{2}} \\ $$ Commented by mr W last updated…
Question Number 64650 by mathmax by abdo last updated on 20/Jul/19 $${U}_{{n}} \:{is}\:{a}\:{sequence}\:{wich}\:{verify}\:{lim}_{{n}\rightarrow+\infty} {U}_{{n}+\mathrm{1}} −{U}_{{n}} ={a}\:\:\: \\ $$$${calculate}\:{lim}_{{n}\rightarrow+\infty} \:\frac{{U}_{{n}} }{{n}} \\ $$ Commented by mathmax…
Question Number 64651 by mathmax by abdo last updated on 20/Jul/19 $${calculate}\:\sum_{{k}=\mathrm{1}} ^{{n}} {kC}_{{n}} ^{{k}} \:\mathrm{3}^{{k}} \:\:{interms}\:{of}\:{n} \\ $$ Commented by mathmax by abdo last…
Question Number 130138 by mathmax by abdo last updated on 22/Jan/21 $$\left.\mathrm{1}\right)\:\mathrm{decompose}\:\mathrm{F}\left(\mathrm{x}\right)=\frac{\mathrm{x}^{\mathrm{2}} −\mathrm{3}}{\left(\mathrm{x}^{\mathrm{2}} −\mathrm{1}\right)^{\mathrm{2}} \left(\mathrm{x}^{\mathrm{2}} +\mathrm{4}\right)^{\mathrm{3}} } \\ $$$$\left.\mathrm{2}\right)\:\mathrm{determine}\:\int\:\mathrm{F}\left(\mathrm{x}\right)\mathrm{dx} \\ $$ Answered by MJS_new last…
Question Number 130136 by mathmax by abdo last updated on 22/Jan/21 $$\mathrm{calculate}\:\:\int_{\mathrm{0}} ^{\infty} \:\:\frac{\mathrm{x}^{\mathrm{2}} \mathrm{lnx}}{\mathrm{1}+\mathrm{x}^{\mathrm{6}} }\mathrm{dx} \\ $$ Answered by Dwaipayan Shikari last updated on…
Question Number 130139 by mathmax by abdo last updated on 22/Jan/21 $$\mathrm{solve}\:\mathrm{for}\:\mathrm{f}\:\:\:\mathrm{f}\left(\mathrm{x}+\frac{\mathrm{1}}{\mathrm{x}}\right)−\mathrm{f}\left(\mathrm{x}−\frac{\mathrm{1}}{\mathrm{x}}\right)=\mathrm{x}^{\mathrm{3}} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com