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Category: Integration

x-3-x-6-1-dx-

Question Number 41084 by Tawa1 last updated on 01/Aug/18 $$\int\:\frac{\mathrm{x}^{\mathrm{3}} }{\mathrm{x}^{\mathrm{6}} \:+\:\mathrm{1}}\:\mathrm{dx} \\ $$ Answered by tanmay.chaudhury50@gmail.com last updated on 01/Aug/18 $$\int\frac{{x}^{\mathrm{3}} }{\left({x}^{\mathrm{2}} +\mathrm{1}\right)\left({x}^{\mathrm{4}} −{x}^{\mathrm{2}}…

let-I-0-pi-2-cos-6-x-dx-and-J-0-pi-2-sin-6-xdx-1-cslculate-I-J-and-I-J-2-find-the-value-of-I-and-J-

Question Number 41053 by turbo msup by abdo last updated on 01/Aug/18 $${let}\:{I}\:=\:\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{2}}} \:{cos}^{\mathrm{6}} {x}\:{dx}\:{and} \\ $$$${J}\:=\:\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{2}}} \:{sin}^{\mathrm{6}} {xdx} \\ $$$$\left.\mathrm{1}\right){cslculate}\:{I}\:+{J}\:\:{and}\:{I}−{J} \\ $$$$\left.\mathrm{2}\right){find}\:{the}\:{value}\:{of}\:{I}\:{and}\:{J}…

bemath-0-pi-2-sin-x-dx-sin-x-cos-x-

Question Number 106583 by bemath last updated on 06/Aug/20 $$\:\:\:\:\:\:\:\:\:\:\:@\mathrm{bemath}@ \\ $$$$\underset{\mathrm{0}} {\overset{\pi/\mathrm{2}} {\int}}\:\frac{\mathrm{sin}\:\mathrm{x}\:\mathrm{dx}}{\mathrm{sin}\:\mathrm{x}+\mathrm{cos}\:\mathrm{x}}\:=? \\ $$ Answered by bobhans last updated on 06/Aug/20 $$\mathrm{let}\:{a}\:=\:\underset{\mathrm{0}} {\overset{\frac{\pi}{\mathrm{2}}}…