Category: Integration

Question Number 122807 by TITA last updated on 19/Nov/20 Commented by TITA last updated on 19/Nov/20 $$pleasehelp$$ Answered by ebi last updated on…

Question Number 57237 by maxmathsup by imad last updated on 31/Mar/19 $$letf\left(x\right)={\int }_0^{+\mathrm{\infty }}\frac{sin({xt}^2-1)}{t^4+1}dt$$$$1)findaexplicitformoff\left(x\right)$$$$\left.\mathrm{2}\right)\:{let}\:{g}\left({x}\right)\:=\int_{\mathrm{0}} ^{\infty} \:\:\:\frac{{t}^{\mathrm{2}} \:{cos}\left({xt}^{\mathrm{2}} −\mathrm{1}\right)}{{t}^{\mathrm{4}} \:+\mathrm{1}}\:{dt}…

Question Number 57235 by maxmathsup by imad last updated on 31/Mar/19 $$calculate{\int }_0^{\frac{\pi }{2}}\frac{cosx-sinx}{\sqrt{{cos}^{8}x+{sin}^{8}x}}dx$$ Commented by maxmathsup by imad last updated…

Question Number 57231 by maxmathsup by imad last updated on 31/Mar/19 $$findtbevalueof{\int }_{-\mathrm{\infty }}^{+\mathrm{\infty }}\frac{x-3}{(x^2+1){(x^2-x+2)}^2}dx$$ Commented by maxmathsup by imad last…

Question Number 57228 by maxmathsup by imad last updated on 31/Mar/19 $$findf\left(x\right)={\int }_1^2\frac{ln(1+xt)}{t^2}dtwithx>0$$ Commented by maxmathsup by imad last updated on…