Question Number 74885 by abdomathmax last updated on 03/Dec/19 $${calcilate}\:\sum_{{n}=\mathrm{1}} ^{\mathrm{16}} \:\frac{\mathrm{1}}{{n}^{\mathrm{3}} } \\ $$ Answered by tw000001 last updated on 05/Dec/19 $$\mathrm{I}\:\mathrm{use}\:\mathrm{integral}\:\mathrm{to}\:\mathrm{solve}. \\ $$$$\underset{{n}=\mathrm{1}}…
Question Number 9313 by ravindra17081976@gmail.com last updated on 30/Nov/16 $$\int_{\mathrm{0}} ^{\infty} \left\{\left\{\right.\right. \\ $$ Commented by FilupSmith last updated on 30/Nov/16 $$\int_{\mathrm{0}} ^{\:\infty} \left(\right){dx}=\mathrm{0} \\…
Question Number 140387 by benjo_mathlover last updated on 07/May/21 Answered by JDamian last updated on 07/May/21 $${A}=\frac{{x}^{\mathrm{4}} }{\mathrm{2}} \\ $$ Terms of Service Privacy Policy…
Question Number 74800 by mathmax by abdo last updated on 30/Nov/19 $${study}\:{the}\:{existence}\:{of}\:{f}\left({x}\right)=\int_{\mathrm{0}} ^{\infty} \:\:\frac{{tcos}\left({tx}\right)}{\mathrm{1}+{t}^{\mathrm{2}} }{dt} \\ $$ Answered by mind is power last updated on…
Question Number 74797 by mathmax by abdo last updated on 30/Nov/19 $${find}\:{nsture}\:{of}\:{the}\:{serie}\:\Sigma\:{sin}\left(\pi{en}!\right) \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 74795 by mathmax by abdo last updated on 30/Nov/19 $${study}\:{the}\:{convergence}\:{of}\:\Sigma\:\frac{\mathrm{1}}{{nH}_{{n}} } \\ $$$${with}\:{H}_{{n}} =\sum_{{k}=\mathrm{1}} ^{{n}} \:\frac{\mathrm{1}}{{k}} \\ $$ Commented by mathmax by abdo…
Question Number 74794 by mathmax by abdo last updated on 30/Nov/19 $${let}\:{A}\:=\begin{pmatrix}{\mathrm{1}\:\:\:\:\:\:\:\:\:\:\mathrm{2}}\\{−\mathrm{1}\:\:\:\:\:\:\:\:\mathrm{1}}\end{pmatrix} \\ $$$$\left.\mathrm{1}\right)\:{calculate}\:{A}^{{n}} \\ $$$$\left.\mathrm{2}\right)\:{find}\:\:{e}^{{A}} \:{and}\:{e}^{−{A}} \\ $$$$\left.\mathrm{3}\right)\:{calculate}\:\:{cosA}\:{and}\:{sinA} \\ $$$$\left.\mathrm{4}\right)\:{calculate}\:\:{ch}\left({A}\right)\:{and}\:{sh}\left({A}\right) \\ $$ Commented by…
Question Number 140325 by liberty last updated on 06/May/21 $$ \\ $$What is the equation of the circle, if the circle is tangential to the…
Question Number 9030 by Nemish Zawar last updated on 15/Nov/16 $${f}\left({x}\:,{y}\right)={f}\left(\mathrm{2}{x}+\mathrm{2}{y},\:\mathrm{2}{y}−\mathrm{2}{x}\right) \\ $$$$\mathrm{I}{F}\:{f}\left(\mathrm{2}^{{x}} ,\mathrm{0}\right)={f}\left(\mathrm{2}^{{x}+{k}} ,\mathrm{0}\right) \\ $$$$\boldsymbol{\mathrm{F}}\mathrm{ind}\:\mathrm{minimum}\:\mathrm{value}\:\mathrm{of}\:\mathrm{k}>\mathrm{0}. \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 140076 by bobhans last updated on 04/May/21 Commented by mr W last updated on 05/May/21 $${eqn}.\:\mathrm{2}{x}−\mathrm{3}{y}+{a}=\mathrm{0}\:{fixes}\:{only}\:{the} \\ $$$${inclination}\:{of}\:{the}\:{line}.\:{the}\:{vertical} \\ $$$${position}\:{will}\:{be}\:{determined}\:{by}\:{the} \\ $$$${value}\:{of}\:{a}.\:{the}\:{distance}\:{from}\:{point} \\…