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Category: Integration

Question-109949

Question Number 109949 by mnjuly1970 last updated on 26/Aug/20 Answered by mathdave last updated on 26/Aug/20 $${solution} \\ $$$${I}=\int_{\mathrm{0}} ^{\pi} \mathrm{ln}\left(\frac{\mathrm{sin}{x}}{\mathrm{cos}{x}}+\frac{\mathrm{cos}{x}}{\mathrm{sin}{x}}\right){dx}=\int_{\mathrm{0}} ^{\pi} \mathrm{ln}\left(\frac{\mathrm{sin}^{\mathrm{2}} {x}+\mathrm{cos}^{\mathrm{2}} {x}}{\mathrm{cos}{x}\mathrm{sin}{x}}\right){dx}…

Question-175471

Question Number 175471 by mnjuly1970 last updated on 31/Aug/22 Answered by Ar Brandon last updated on 31/Aug/22 $$\Omega=\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{2}}} \mathrm{sin2}{x}\mathrm{ln}^{\mathrm{2}} \left(\mathrm{1}+\mathrm{cos}{x}\right){dx}=\mathrm{2}\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{2}}} \mathrm{sin}{x}\mathrm{cos}{x}\mathrm{ln}^{\mathrm{2}} \left(\mathrm{1}+\mathrm{cos}{x}\right){dx} \\…

Question-175467

Question Number 175467 by manish54 last updated on 31/Aug/22 Commented by Frix last updated on 01/Sep/22 $$\underset{\mathrm{1}} {\overset{\infty} {\int}}\frac{{dx}}{\left({x}^{\mathrm{2}} +\mathrm{1}\right)^{\mathrm{1}/\mathrm{2}} }=\left[\mathrm{sinh}\:{x}\right]_{\mathrm{1}} ^{\infty} \:\mathrm{does}\:\mathrm{not}\:\mathrm{converge} \\ $$$$\underset{\mathrm{1}}…

Question-109884

Question Number 109884 by 4635 last updated on 26/Aug/20 Commented by mohammad17 last updated on 26/Aug/20 $$ \\ $$$${set}:\:{y}={ln}^{{n}} {x}\rightarrow{x}={e}^{\frac{{y}}{{n}}} \rightarrow{dx}={e}^{\frac{{y}}{{n}}} \:\:\frac{{dy}}{{n}}\: \\ $$$${x}=\mathrm{1}\rightarrow{y}=\mathrm{0}\:,\:{x}={e}\rightarrow{y}=\mathrm{1} \\…

f-4-1-4-and-f-8-1-2-4-8-f-x-2-f-x-4-dx-1-then-f-6-

Question Number 175395 by infinityaction last updated on 29/Aug/22 $$\:\:\:\:\:{f}\left(\mathrm{4}\right)\:=\:\frac{\mathrm{1}}{\mathrm{4}}\:\:\:\:\:\:{and}\:\:\:\:{f}\left(\mathrm{8}\right)\:=\:\frac{\mathrm{1}}{\mathrm{2}} \\ $$$$\:\:\:\int_{\mathrm{4}} ^{\mathrm{8}} \:\frac{\:\left[{f}'\left({x}\right)\right]^{\mathrm{2}} }{\left[{f}\left({x}\right)\right]^{\mathrm{4}} }{dx}\:\:=\:\:\mathrm{1}\:\:\:\:{then}\:\:\:{f}\left(\mathrm{6}\right)=\:? \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com