Menu Close

Category: Integration

let-f-t-0-3-t-x-x-2-dx-with-t-1-4-1-find-a-explicit-form-of-f-t-2-find-also-g-t-0-3-dx-t-x-x-2-3-calculate-0-3-1-x-x-2-dx-0-3-2-x-x-2-dx-0-

Question Number 60498 by abdo mathsup 649 cc last updated on 21/May/19 $${let}\:{f}\left({t}\right)\:=\int_{\mathrm{0}} ^{\mathrm{3}} \sqrt{{t}\:+{x}\:+{x}^{\mathrm{2}} }{dx}\:\:{with}\:{t}\:\geqslant\frac{\mathrm{1}}{\mathrm{4}} \\ $$$$\left.\mathrm{1}\right)\:{find}\:{a}\:{explicit}\:{form}\:{of}\:{f}\left({t}\right) \\ $$$$\left.\mathrm{2}\right)\:{find}\:{also}\:{g}\left({t}\right)\:=\:\int_{\mathrm{0}} ^{\mathrm{3}} \:\:\:\frac{{dx}}{\:\sqrt{{t}+{x}\:+{x}^{\mathrm{2}} }} \\ $$$$\left.\mathrm{3}\right)\:{calculate}\:\:\int_{\mathrm{0}}…

Question-191567

Question Number 191567 by leandrosriv02 last updated on 26/Apr/23 Answered by Frix last updated on 26/Apr/23 $$\int\frac{\sqrt{{x}}−\mathrm{1}}{{x}^{\pi} }{dx}=\int{x}^{\frac{\mathrm{1}}{\mathrm{2}}−\pi} {dx}−\int{x}^{−\pi} {dx} \\ $$$$\mathrm{Which}\:\mathrm{is}\:\mathrm{easy}\:\mathrm{to}\:\mathrm{solve}\:\mathrm{using}\:\int{x}^{{r}} {dx}=\frac{{x}^{{r}+\mathrm{1}} }{{r}+\mathrm{1}} \\…

dx-x-1-x-2-2x-

Question Number 126000 by bramlexs22 last updated on 16/Dec/20 $$\:\:\:\int\:\frac{{dx}}{\left({x}−\mathrm{1}\right)\sqrt{{x}^{\mathrm{2}} −\mathrm{2}{x}}}\:? \\ $$ Answered by Dwaipayan Shikari last updated on 16/Dec/20 $$\int\frac{\mathrm{1}}{\left({x}−\mathrm{1}\right)\sqrt{\left({x}−\mathrm{1}\right)^{\mathrm{2}} −\mathrm{1}}}{dx}\:=\:{sec}^{−\mathrm{1}} \left({x}−\mathrm{1}\right)+{C} \\…

Find-the-Riemann-sum-for-the-given-function-with-the-specified-number-of-intervals-using-left-endpoints-f-x-4ln-x-2x-1-x-4-n-7-Round-your-answer-to-two-decimal-places-

Question Number 125997 by bramlexs22 last updated on 16/Dec/20 $${Find}\:{the}\:{Riemann}\:{sum}\:{for}\:{the} \\ $$$${given}\:{function}\:{with}\:{the}\:{specified} \\ $$$${number}\:{of}\:{intervals}\:{using}\:{left} \\ $$$${endpoints}\:{f}\left({x}\right)=\:\mathrm{4ln}\:{x}+\mathrm{2}{x}\:;\:\mathrm{1}\leqslant{x}\leqslant\mathrm{4} \\ $$$${n}=\mathrm{7}\:.\:{Round}\:{your}\:{answer}\:{to}\:{two} \\ $$$${decimal}\:{places}\:? \\ $$ Answered by liberty…

Question-125986

Question Number 125986 by Ñï= last updated on 16/Dec/20 Answered by Dwaipayan Shikari last updated on 16/Dec/20 $$−\mathrm{2}{tan}^{−\mathrm{1}} \left(\frac{{cos}\left(\frac{{t}}{\mathrm{2}}−\frac{{sint}}{\mathrm{2}}\right)}{{sin}\left(\frac{{t}}{\mathrm{2}}+\frac{{sint}}{\mathrm{2}}\right)}\right)+{C} \\ $$ Commented by Dwaipayan Shikari…