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Category: Integration

let-a-1-3-arctan-a-x-dx-1-calculate-a-interms-of-a-2-calculate-a-at-form-of-integral-3-determine-n-a-at-form-of-integral-4-find-the-value-of-1-3-arctan-2

Question Number 55274 by maxmathsup by imad last updated on 20/Feb/19 letφ(a)=13arctan(ax)dx1)calculateφ(a)intermsofa2)calculateφ(a)atformofintegral.3)determineφ(n)(a)atformofintegral.$$\left.\mathrm{4}\right)\:{find}\:{the}\:{value}\:{of}\:\int_{\mathrm{1}} ^{\sqrt{\mathrm{3}}}…

1-let-f-x-0-2pi-cost-3-sin-xt-dt-find-a-explicit-form-of-f-x-2-calculate-g-x-0-2pi-tcos-xt-cost-3-sin-xt-2-dt-3-calculate-0-2pi-cost-3-sint-and-0-

Question Number 55271 by maxmathsup by imad last updated on 20/Feb/19 1)letf(x)=02πcost3+sin(xt)dtfindaexplicitformoff(x)2)calculateg(x)=02πtcos(xt)cost(3+sin(xt))2dt$$\left.\mathrm{3}\right)\:{calculate}\:\int_{\mathrm{0}} ^{\mathrm{2}\pi} \:\:\:\frac{{cost}}{\mathrm{3}+{sint}}\:\:{and}\:\:\:\int_{\mathrm{0}}…