Category: Integration

Question Number 35186 by prof Abdo imad last updated on 16/May/18 $$find{\int }_0^{\pi }\frac{xdx}{3+cosx}$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 166192 by greogoury55 last updated on 15/Feb/22 $$\int \frac{dx}{5+4\sin x}=?$$ Answered by som(math1967) last updated on 15/Feb/22 $$\int \frac{dx}{5({sin}^2\frac{x}{2}+{cos}^2\frac{x}{2})+8sin\frac{x}{2}cos\frac{x}{2}}$$$$=\int\frac{{sec}^{\mathrm{2}} \frac{{x}}{\mathrm{2}}{dx}}{\mathrm{5}{tan}^{\mathrm{2}}…

Question Number 100657 by Cheyboy last updated on 28/Jun/20 $$\int \frac{3x-1}{x^2+9}dx$$ Commented by bobhans last updated on 28/Jun/20 $$\mathrm{set}\mathrm{x}=3\tan \mathrm{z}\Rightarrow \mathrm{dx}=3\sec {}^2\mathrm{dz}$$$$\mathrm{I}=\int\:\frac{\mathrm{2x}+\mathrm{x}−\mathrm{1}}{\mathrm{x}^{\mathrm{2}} +\mathrm{9}}\:\mathrm{dx}\:=\int\:\frac{\mathrm{d}\left(\mathrm{x}^{\mathrm{2}}…

Question Number 35117 by math1967 last updated on 15/May/18 $$\int \frac{2x+3}{x^4-3x-2}dx$$ Answered by MJS last updated on 16/May/18 $$\int\frac{\mathrm{2}{x}+\mathrm{3}}{{x}^{\mathrm{4}} −\mathrm{3}{x}−\mathrm{2}}{dx}=\int\frac{\mathrm{2}{x}+\mathrm{3}}{\left({x}^{\mathrm{2}} −{x}−\mathrm{1}\right)\left({x}^{\mathrm{2}} +{x}+\mathrm{2}\right)}{dx}= \…

Question Number 35101 by ajfour last updated on 15/May/18 $$Findvolumeenclosedby$$$$\frac{x^2}{a^2}+\frac{y^2}{b^2}+\frac{z^2}{c^2}=1.$$ Commented by behi83417@gmail.com last updated…