Category: Integration

Question Number 61535 by maxmathsup by imad last updated on 04/Jun/19 $$calculate{\int }_0^{\frac{\pi }{2}}\frac{ln(1+cosx)}{cosx}dx$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 61534 by maxmathsup by imad last updated on 04/Jun/19 $$calculatef\left(a\right)=\int {\int }_W(x+ay)e^{-x}{e}^{-ay}dxdywith$$$$W_a=\{(x,y)\in R^2/x⩾0,y⩾0,x+ay⩽1\}a>0$$ Terms of Service Privacy…

Question Number 61528 by maxmathsup by imad last updated on 04/Jun/19 $$find{\int }_0^{\mathrm{\infty }}cos\left({zx}^2\right)dxwithz\in C.$$ Commented by maxmathsup by imad last updated on…

Question Number 61522 by YSN 1905 last updated on 03/Jun/19 $$I=\int \frac{\sin x.e^{\cos x}-(\sin x+\cos x)e^{(\sin x+\cos x)}}{e^{2\sin x}-2e^{\sin x}+1}dx$$ Answered by perlman last updated on 04/Jun/19 $${I}=\int\frac{{sin}\left({x}\right){e}^{{cos}\left({x}\right)}…

Question Number 127032 by mnjuly1970 last updated on 26/Dec/20 Answered by Olaf last updated on 26/Dec/20 $$i)$$$$1-2r\cos x+r^2=(e^{ix}-r)(e^{-ix}-r)$$$$\mathrm{R}_{{x}} \left({r}\right)\:=\:\frac{\mathrm{1}−{r}^{\mathrm{2}}…