Question Number 46731 by maxmathsup by imad last updated on 30/Oct/18 $${calculate}\:\sum_{\left({i},{j}\right)\in{N}} \:\:\frac{{i}^{\mathrm{2}} \:+{j}^{\mathrm{2}} }{\mathrm{2}^{{i}+{j}} } \\ $$ Commented by maxmathsup by imad last updated…
Question Number 112248 by 675480065 last updated on 06/Sep/20 $$\int_{−\frac{\pi\:\:\:}{\mathrm{2}}} ^{\frac{\pi}{\mathrm{2}}} \mathrm{cos}^{\mathrm{2019}} \left(\mathrm{x}\right)\mathrm{cos}\left(\mathrm{2020x}\right)\mathrm{dx} \\ $$$$\mathrm{pls}\:\mathrm{help} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 46712 by maxmathsup by imad last updated on 30/Oct/18 $${find}\:{S}\left({z}\right)=\sum_{{n}=\mathrm{1}} ^{\infty} \:\frac{{z}^{{n}} }{{n}^{\mathrm{2}} }\:{with}\:{z}\:{complex}\:{and}\:\mid{z}\mid=\mathrm{1}\:. \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 46705 by math khazana by abdo last updated on 30/Oct/18 $${calculate}\:\sum_{{k}=\mathrm{0}} ^{{n}} \:\frac{\mathrm{1}}{\mathrm{3}{k}+\mathrm{1}}\:{interms}\:{of}\:{H}_{{n}} \\ $$$${H}_{{n}} =\sum_{{k}=\mathrm{1}} ^{{n}} \:\frac{\mathrm{1}}{{k}}\:. \\ $$ Terms of Service…
Question Number 46617 by maxmathsup by imad last updated on 29/Oct/18 $${calculate}\:\:\sum_{{n}=\mathrm{1}} ^{\infty} \:\:\frac{\mathrm{1}}{{n}\left({n}+\mathrm{1}\right)\left({n}+\mathrm{2}\right)\left({n}+\mathrm{3}\right)\left({n}+\mathrm{4}\right)\left({n}+\mathrm{5}\right)} \\ $$ Commented by maxmathsup by imad last updated on 29/Oct/18…
Question Number 46610 by maxmathsup by imad last updated on 29/Oct/18 $${let}\:{f}_{{n}} \left({x}\right)={e}^{−{nx}} −\mathrm{2}{e}^{−\mathrm{2}{nx}} \:\:{with}\:{x}\:{from}\left[\mathrm{0},+\infty\left[\right.\right. \\ $$$$\left.\mathrm{1}\right){calculate}\:\int_{\mathrm{0}} ^{\infty} \:{f}_{{n}} \left({x}\right){dx}\:\:{and}\:\sum_{{n}=\mathrm{0}} ^{\infty} \:\left(\int_{\mathrm{0}} ^{\infty} \:{f}_{{n}} \left({x}\right){dx}\right)…
Question Number 46607 by maxmathsup by imad last updated on 29/Oct/18 $${calculate}\:\sum_{\left({i},{j}\right)\in\:{N}^{\mathrm{2}} } \:\:\:\:\:\frac{{i}+{j}}{\mathrm{3}^{{i}+{j}} } \\ $$ Commented by maxmathsup by imad last updated on…
Question Number 46598 by maxmathsup by imad last updated on 29/Oct/18 $${calculate}\:\sum_{{n}=\mathrm{0}} ^{\infty} \:{arctan}\left(\frac{\mathrm{1}}{{n}^{\mathrm{2}} \:+{n}+\mathrm{1}}\right) \\ $$ Commented by math khazana by abdo last updated…
Question Number 177626 by Spillover last updated on 07/Oct/22 Answered by Spillover last updated on 08/Oct/22 Answered by Spillover last updated on 08/Oct/22 Answered by…
Question Number 46424 by maxmathsup by imad last updated on 25/Oct/18 $${let}\:{f}\left({x}\right)=\frac{{e}^{−{x}} }{{x}^{\mathrm{2}} +\mathrm{4}} \\ $$$$\left.\mathrm{1}\right)\:{calculate}\:{f}^{\left({n}\right)} \left({x}\right)\:{and}\:{f}^{\left({n}\right)} \left(\mathrm{0}\right) \\ $$$$\left.\mathrm{2}\right)\:{developp}\:{f}\:{at}\:{integr}\:{serie}\:. \\ $$ Commented by maxmathsup…