Category: Relation and Functions

Question Number 146061 by alcohol last updated on 10/Jul/21 Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 145960 by puissant last updated on 10/Jul/21 Answered by mathmax by abdo last updated on 10/Jul/21 $$\mathrm{R}_{\mathrm{n}} =\sum_{\mathrm{p}=\mathrm{n}+\mathrm{1}} ^{\mathrm{2n}} \mathrm{sin}\left(\frac{\mathrm{1}}{\mathrm{p}}\right)\:\Rightarrow\mathrm{R}_{\mathrm{n}} =_{\mathrm{p}−\mathrm{n}=\mathrm{k}} \:\:\sum_{\mathrm{k}=\mathrm{1}} ^{\mathrm{n}}…

Question Number 145941 by Mathspace last updated on 09/Jul/21 $$find{\int }_0^{\mathrm{\infty }}{e}^{-3x}log(1+x^3)dx$$ Answered by ArielVyny last updated on 24/Jul/21 $$\frac{\mathrm{3}{x}^{\mathrm{2}} }{\mathrm{1}+{x}^{\mathrm{3}}…

Question Number 145938 by Mathspace last updated on 09/Jul/21 $$g\left(x\right)=cos\left(arctanx\right)$$$$ifg\left(x\right)=\mathrm{\Sigma }{a}_n{x}^{n}determinethe$$$$sequence{a}_n$$ Answered by Olaf_Thorendsen last updated on 09/Jul/21…

Question Number 145809 by puissant last updated on 08/Jul/21 $$\mathrm{prove}1+2+3+\dots ..=-\frac{1}{12}$$ Answered by Olaf_Thorendsen last updated on 09/Jul/21 $$\mathrm{A}=1-1+1-1+1-\dots$$$$\mathrm{A}=1-(1-1+1-1+1-\dots )$$$$\mathrm{A}\:=\:\mathrm{1}−\mathrm{A} \…