Category: Integration

Question Number 11913 by tawa last updated on 04/Apr/17 $$\int {\mathrm{x}}^{{\mathrm{x}}^{\mathrm{x}}}\mathrm{dx}$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 77447 by TawaTawa last updated on 06/Jan/20 $$\int \tan \left(\mathrm{x}\right)\tan \left(2\mathrm{x}\right)\tan \left(3\mathrm{x}\right)\mathrm{dx}$$ Answered by peter frank last updated on 06/Jan/20 $$\tan 3x=\frac{\tan x+\tan 2x}{1-\tan x\tan 2x}$$$$\tan 3x-\tan x\tan 2x\tan 3x=\tan x+\tan 2x$$$$\mathrm{tan}{x}\:\mathrm{tan2}{x}\:\mathrm{tan}\:\mathrm{3}{x}=\mathrm{tan3}{x}−\:\mathrm{tan}\:\mathrm{2}{x}−\mathrm{tan}{x}\:…

Question Number 77422 by john santu last updated on 06/Jan/20 $$\mathrm{can}\mathrm{solve}\int \frac{\mathrm{dx}}{{\mathrm{x}}^{17}-1}\mathrm{via}$$$$\mathrm{elementary}\mathrm{calculus}?$$ Commented by aliesam last updated on 07/Jan/20 $$\int\frac{\mathrm{1}}{{x}^{\mathrm{17}} −\mathrm{1}}\:{dx}…

Question Number 11868 by Nayon last updated on 03/Apr/17 Answered by sandy_suhendra last updated on 03/Apr/17 Commented by sandy_suhendra last updated on 03/Apr/17 $$\Delta\mathrm{FBA}\approx\Delta\mathrm{FB}'\mathrm{A}'\:\left(\mathrm{their}\:\mathrm{corresponding}\:\mathrm{angle}\:\:\:\:\:\right. \…

Question Number 142917 by ERA last updated on 07/Jun/21 $$\int \left({\mathbf{sin}}^7\left(\mathbf{x}\right)\right)\mathbf{dx}$$ Answered by Ar Brandon last updated on 07/Jun/21 $$\mathrm{2isin}\left(\mathrm{nx}\right)=\mathrm{z}^{\mathrm{n}} −\frac{\mathrm{1}}{\mathrm{z}^{\mathrm{n}} },\:\mathrm{2isinx}=\mathrm{z}−\frac{\mathrm{1}}{\mathrm{z}} \…