Category: Integration

Question Number 46844 by maxmathsup by imad last updated on 01/Nov/18 $$calculate{\int }_0^{\mathrm{\infty }}{e}^{-2t}ln(1+3t)dt$$ Commented by maxmathsup by imad last updated on…

Question Number 46841 by maxmathsup by imad last updated on 01/Nov/18 $$calculate{\int }_{\frac{\pi }{4}}^{\frac{\pi }{3}}\frac{dx}{cosxsinx}$$ Commented by maxmathsup by imad last updated on 01/Nov/18…

Question Number 46837 by  last updated on 01/Nov/18 $$find\int \sqrt{sin2x}dx=??$$ Commented by maxmathsup by imad last updated on 03/Nov/18 $$notsolvablebyelementaryfunctionbutwecanfindapproxmationifwe$$$${have}\:{the}\:{limits}… \…

Question Number 177906 by cortano1 last updated on 11/Oct/22 $$\underset{0}{\stackrel{1}{\int }}\frac{\sin \mathrm{x}(\cos {}^2\mathrm{x}-\cos {}^2\frac{\pi }{5})(\cos {}^2\mathrm{x}-\cos {}^2\frac{2\pi }{5})}{\sin 5\mathrm{x}}\mathrm{dx}=?$$ Answered by Frix last updated on 11/Oct/22…

Question Number 177820 by cortano1 last updated on 09/Oct/22 $$\underset{\pi /2}{\stackrel{\pi }{\int }}\frac{\mathrm{dx}}{{(\sin \mathrm{x}-2\cos \mathrm{x})}^2}=?$$ Answered by qaz last updated on 09/Oct/22 $$\int_{\pi/\mathrm{2}} ^{\pi} \frac{{dx}}{\left(\mathrm{sin}\:{x}−\mathrm{2cos}\:{x}\right)^{\mathrm{2}}…