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Category: Integration

calculate-dx-x-1-3-x-2-3x-2-2-find-the-value-of-2-dx-x-1-3-x-2-3x-2-

Question Number 56939 by maxmathsup by imad last updated on 26/Mar/19 $${calculate}\:\int\:\:\:\:\frac{{dx}}{\left({x}+\mathrm{1}\right)^{\mathrm{3}} \left({x}^{\mathrm{2}} −\mathrm{3}{x}\:+\mathrm{2}\right)} \\ $$$$\left.\mathrm{2}\right)\:{find}\:{the}\:{value}\:{of}\:\int_{\mathrm{2}} ^{+\infty} \:\:\frac{{dx}}{\left({x}+\mathrm{1}\right)^{\mathrm{3}} \left({x}^{\mathrm{2}} −\mathrm{3}{x}+\mathrm{2}\right)} \\ $$ Commented by turbo…

1-calculate-U-n-0-x-3-2x-1-e-n-x-dx-with-n-integr-natural-and-n-1-2-find-nature-of-U-n-

Question Number 56935 by maxmathsup by imad last updated on 27/Mar/19 $$\mathrm{1}.\:{calculate}\:\:{U}_{{n}} =\int_{\mathrm{0}} ^{\infty} \:\:\left({x}^{\mathrm{3}} −\mathrm{2}{x}+\mathrm{1}\right){e}^{−{n}\left[{x}\right]} {dx}\:\:{with}\:{n}\:{integr}\:{natural}\:{and}\:{n}\geqslant\mathrm{1} \\ $$$$\mathrm{2}.\:{find}\:{nature}\:{of}\:\Sigma\:{U}_{{n}} \\ $$ Commented by maxmathsup by…

Question-122469

Question Number 122469 by benjo_mathlover last updated on 17/Nov/20 Commented by benjo_mathlover last updated on 17/Nov/20 $${i}'{m}\:{forgot}\:{the}\:{formula}\:{the}\:\:{average}\:{rate}\:{of} \\ $$$${change}\:{of}\:{the}\:{function}.\:{is}\:{it}\: \\ $$$${A}\left({x}\right)\:=\:\frac{\mathrm{1}}{{b}−{a}}\:\underset{{a}} {\overset{{b}} {\int}}\:{f}\left({x}\right)\:{dx}\:? \\ $$…

x-3-4-x-2-x-2-4-dx-

Question Number 122430 by benjo_mathlover last updated on 17/Nov/20 $$\:\int\:\frac{{x}^{\mathrm{3}} }{\:\sqrt{\mathrm{4}−{x}^{\mathrm{2}} }+{x}^{\mathrm{2}} −\mathrm{4}}\:{dx}\: \\ $$ Answered by liberty last updated on 17/Nov/20 $$\:\mathrm{let}\:\sqrt{\mathrm{4}−\mathrm{x}^{\mathrm{2}} }\:=\:\omega\:\wedge\:\mathrm{x}^{\mathrm{2}} −\mathrm{4}\:=−\omega^{\mathrm{2}}…

a-2x-1-1-x-1-x-1-x-dx-c-dx-x-x-1-3-b-dx-x-x-1-d-dx-1-x-1-x-x-2-

Question Number 122397 by Ar Brandon last updated on 16/Nov/20 $$\mathrm{a}\backslash\int\frac{\mathrm{2x}+\mathrm{1}}{\mathrm{1}+\mathrm{x}}\sqrt{\frac{\mathrm{1}−\mathrm{x}}{\mathrm{1}+\mathrm{x}}}\mathrm{dx}\:\:\:\:\:\:\:\:\mathrm{c}\backslash\int\frac{\mathrm{dx}}{\:\sqrt{\mathrm{x}}+\sqrt[{\mathrm{3}}]{\mathrm{x}}} \\ $$$$\mathrm{b}\backslash\int\frac{\mathrm{dx}}{\mathrm{x}+\sqrt{\mathrm{x}−\mathrm{1}}}\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\mathrm{d}\backslash\int\frac{\mathrm{dx}}{\:\left(\mathrm{1}+\mathrm{x}\right)\sqrt{\mathrm{1}+\mathrm{x}+\mathrm{x}^{\mathrm{2}} }} \\ $$ Answered by Dwaipayan Shikari last updated on 16/Nov/20 $$\int\frac{{dx}}{{x}+\sqrt{{x}−\mathrm{1}}}…