Category: Integration

Question Number 91703 by DuDono last updated on 02/May/20 $${\int }_{-\mathrm{\infty }}^{+\mathrm{\infty }}{f}^2\left(x\right)dx\mathrm{\forall }f$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 157207 by samer12 last updated on 21/Oct/21 $$\sin \ln xdx$$ Commented by puissant last updated on 21/Oct/21 $$Q156695$$ Terms of Service…

Question Number 26125 by offrinshingal last updated on 20/Dec/17 Commented by abdo imad last updated on 21/Dec/17 $$\int_{{R}} \frac{{x}\:{e}^{{irx}} }{\left({x}^{\mathrm{2}} −{k}^{\mathrm{2}} \right)}{dx}\:−\:\int_{{R}} \:\frac{{x}\:{e}^{−{irx}} }{\left({x}^{\mathrm{2}} −\:{k}^{\mathrm{2}}…

Question Number 26107 by abdo imad last updated on 19/Dec/17 $$answerto26024letputc={\int }_0^{\mathrm{\infty }}cos\left({ax}^2\right)dxandc={\int }_0^{\mathrm{\infty }}sin\left({ax}^2\right)dx$$$${ew}\:{have}\:\:{c}−{is}\:\:=\:\:\:\int_{\mathrm{0}} ^{\infty} \:\:{e}^{−{iax}^{\mathrm{2}} } {dx}\:\:\:=\mathrm{2}^{−\mathrm{1}} \:\:\int_{{R}} \:{e}^{−{iax}^{\mathrm{2}}…

Question Number 157175 by cortano last updated on 20/Oct/21 Commented by puissant last updated on 20/Oct/21 $$\mathrm{\Omega }=\frac{{\pi }^2}{4}$$ Answered by Mathspace last updated…